20438544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1031}}^1$

素因数の和:1108

約数の個数: 80

約数和(自身を含む): 61424640

約数和(自身を除く): 40986096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 59, 84, 112, 118, 168, 177, 236, 336, 354, 413, 472, 708, 826, 944, 1031, 1239, 1416, 1652, 2062, 2478, 2832, 3093, 3304, 4124, 4956, 6186, 6608, 7217, 8248, 9912, 12372, 14434, 16496, 19824, 21651, 24744, 28868, 43302, 49488, 57736, 60829, 86604, 115472, 121658, 173208, 182487, 243316, 346416, 364974, 425803, 486632, 729948, 851606, 973264, 1277409, 1459896, 1703212, 2554818, 2919792, 3406424, 5109636, 6812848, 10219272, 20438544]

約数ペア:

[(1, 20438544), (2, 10219272), (3, 6812848), (4, 5109636), (6, 3406424), (7, 2919792), (8, 2554818), (12, 1703212), (14, 1459896), (16, 1277409), (21, 973264), (24, 851606), (28, 729948), (42, 486632), (48, 425803), (56, 364974), (59, 346416), (84, 243316), (112, 182487), (118, 173208), (168, 121658), (177, 115472), (236, 86604), (336, 60829), (354, 57736), (413, 49488), (472, 43302), (708, 28868), (826, 24744), (944, 21651), (1031, 19824), (1239, 16496), (1416, 14434), (1652, 12372), (2062, 9912), (2478, 8248), (2832, 7217), (3093, 6608), (3304, 6186), (4124, 4956)]