20010687984

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{213461}}^1$

素因数の和:213516

約数の個数: 160

約数和(自身を含む): 67761377280

約数和(自身を除く): 47750689296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 54, 56, 62, 63, 72, 84, 93, 108, 112, 124, 126, 144, 168, 186, 189, 216, 217, 248, 252, 279, 336, 372, 378, 432, 434, 496, 504, 558, 651, 744, 756, 837, 868, 1008, 1116, 1302, 1488, 1512, 1674, 1736, 1953, 2232, 2604, 3024, 3348, 3472, 3906, 4464, 5208, 5859, 6696, 7812, 10416, 11718, 13392, 15624, 23436, 31248, 46872, 93744, 213461, 426922, 640383, 853844, 1280766, 1494227, 1707688, 1921149, 2561532, 2988454, 3415376, 3842298, 4482681, 5123064, 5763447, 5976908, 6617291, 7684596, 8965362, 10246128, 11526894, 11953816, 13234582, 13448043, 15369192, 17930724, 19851873, 23053788, 23907632, 26469164, 26896086, 30738384, 35861448, 39703746, 40344129, 46107576, 46321037, 52938328, 53792172, 59555619, 71722896, 79407492, 80688258, 92215152, 92642074, 105876656, 107584344, 119111238, 138963111, 158814984, 161376516, 178666857, 185284148, 215168688, 238222476, 277926222, 317629968, 322753032, 357333714, 370568296, 416889333, 476444952, 555852444, 645506064, 714667428, 741136592, 833778666, 952889904, 1111704888, 1250667999, 1429334856, 1667557332, 2223409776, 2501335998, 2858669712, 3335114664, 5002671996, 6670229328, 10005343992, 20010687984]

約数ペア:

[(1, 20010687984), (2, 10005343992), (3, 6670229328), (4, 5002671996), (6, 3335114664), (7, 2858669712), (8, 2501335998), (9, 2223409776), (12, 1667557332), (14, 1429334856), (16, 1250667999), (18, 1111704888), (21, 952889904), (24, 833778666), (27, 741136592), (28, 714667428), (31, 645506064), (36, 555852444), (42, 476444952), (48, 416889333), (54, 370568296), (56, 357333714), (62, 322753032), (63, 317629968), (72, 277926222), (84, 238222476), (93, 215168688), (108, 185284148), (112, 178666857), (124, 161376516), (126, 158814984), (144, 138963111), (168, 119111238), (186, 107584344), (189, 105876656), (216, 92642074), (217, 92215152), (248, 80688258), (252, 79407492), (279, 71722896), (336, 59555619), (372, 53792172), (378, 52938328), (432, 46321037), (434, 46107576), (496, 40344129), (504, 39703746), (558, 35861448), (651, 30738384), (744, 26896086), (756, 26469164), (837, 23907632), (868, 23053788), (1008, 19851873), (1116, 17930724), (1302, 15369192), (1488, 13448043), (1512, 13234582), (1674, 11953816), (1736, 11526894), (1953, 10246128), (2232, 8965362), (2604, 7684596), (3024, 6617291), (3348, 5976908), (3472, 5763447), (3906, 5123064), (4464, 4482681), (5208, 3842298), (5859, 3415376), (6696, 2988454), (7812, 2561532), (10416, 1921149), (11718, 1707688), (13392, 1494227), (15624, 1280766), (23436, 853844), (31248, 640383), (46872, 426922), (93744, 213461)]