20764296

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 128

約数和(自身を含む): 68198400

約数和(自身を除く): 47434104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 372, 378, 434, 443, 504, 558, 651, 744, 756, 837, 868, 886, 1116, 1302, 1329, 1512, 1674, 1736, 1772, 1953, 2232, 2604, 2658, 3101, 3348, 3544, 3906, 3987, 5208, 5316, 5859, 6202, 6696, 7812, 7974, 9303, 10632, 11718, 11961, 12404, 13733, 15624, 15948, 18606, 23436, 23922, 24808, 27466, 27909, 31896, 37212, 41199, 46872, 47844, 54932, 55818, 74424, 82398, 83727, 95688, 96131, 109864, 111636, 123597, 164796, 167454, 192262, 223272, 247194, 288393, 329592, 334908, 370791, 384524, 494388, 576786, 669816, 741582, 769048, 865179, 988776, 1153572, 1483164, 1730358, 2307144, 2595537, 2966328, 3460716, 5191074, 6921432, 10382148, 20764296]

約数ペア:

[(1, 20764296), (2, 10382148), (3, 6921432), (4, 5191074), (6, 3460716), (7, 2966328), (8, 2595537), (9, 2307144), (12, 1730358), (14, 1483164), (18, 1153572), (21, 988776), (24, 865179), (27, 769048), (28, 741582), (31, 669816), (36, 576786), (42, 494388), (54, 384524), (56, 370791), (62, 334908), (63, 329592), (72, 288393), (84, 247194), (93, 223272), (108, 192262), (124, 167454), (126, 164796), (168, 123597), (186, 111636), (189, 109864), (216, 96131), (217, 95688), (248, 83727), (252, 82398), (279, 74424), (372, 55818), (378, 54932), (434, 47844), (443, 46872), (504, 41199), (558, 37212), (651, 31896), (744, 27909), (756, 27466), (837, 24808), (868, 23922), (886, 23436), (1116, 18606), (1302, 15948), (1329, 15624), (1512, 13733), (1674, 12404), (1736, 11961), (1772, 11718), (1953, 10632), (2232, 9303), (2604, 7974), (2658, 7812), (3101, 6696), (3348, 6202), (3544, 5859), (3906, 5316), (3987, 5208)]