20049498

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 55296000

約数和(自身を除く): 35246502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 31, 42, 54, 58, 59, 62, 63, 87, 93, 118, 126, 174, 177, 186, 189, 203, 217, 261, 279, 354, 378, 406, 413, 434, 522, 531, 558, 609, 651, 783, 826, 837, 899, 1062, 1218, 1239, 1302, 1566, 1593, 1674, 1711, 1798, 1827, 1829, 1953, 2478, 2697, 3186, 3422, 3654, 3658, 3717, 3906, 5133, 5394, 5481, 5487, 5859, 6293, 7434, 8091, 10266, 10962, 10974, 11151, 11718, 11977, 12586, 12803, 15399, 16182, 16461, 18879, 22302, 23954, 24273, 25606, 30798, 32922, 35931, 37758, 38409, 46197, 48546, 49383, 53041, 56637, 71862, 76818, 92394, 98766, 106082, 107793, 113274, 115227, 159123, 169911, 215586, 230454, 318246, 323379, 339822, 345681, 371287, 477369, 646758, 691362, 742574, 954738, 1113861, 1432107, 2227722, 2864214, 3341583, 6683166, 10024749, 20049498]

約数ペア:

[(1, 20049498), (2, 10024749), (3, 6683166), (6, 3341583), (7, 2864214), (9, 2227722), (14, 1432107), (18, 1113861), (21, 954738), (27, 742574), (29, 691362), (31, 646758), (42, 477369), (54, 371287), (58, 345681), (59, 339822), (62, 323379), (63, 318246), (87, 230454), (93, 215586), (118, 169911), (126, 159123), (174, 115227), (177, 113274), (186, 107793), (189, 106082), (203, 98766), (217, 92394), (261, 76818), (279, 71862), (354, 56637), (378, 53041), (406, 49383), (413, 48546), (434, 46197), (522, 38409), (531, 37758), (558, 35931), (609, 32922), (651, 30798), (783, 25606), (826, 24273), (837, 23954), (899, 22302), (1062, 18879), (1218, 16461), (1239, 16182), (1302, 15399), (1566, 12803), (1593, 12586), (1674, 11977), (1711, 11718), (1798, 11151), (1827, 10974), (1829, 10962), (1953, 10266), (2478, 8091), (2697, 7434), (3186, 6293), (3422, 5859), (3654, 5487), (3658, 5481), (3717, 5394), (3906, 5133)]