20353592

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 25611208

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 83, 116, 151, 166, 203, 232, 302, 332, 406, 581, 604, 664, 812, 1057, 1162, 1208, 1624, 2114, 2324, 2407, 4228, 4379, 4648, 4814, 8456, 8758, 9628, 12533, 16849, 17516, 19256, 25066, 30653, 33698, 35032, 50132, 61306, 67396, 87731, 100264, 122612, 134792, 175462, 245224, 350924, 363457, 701848, 726914, 1453828, 2544199, 2907656, 5088398, 10176796, 20353592]

約数ペア:

[(1, 20353592), (2, 10176796), (4, 5088398), (7, 2907656), (8, 2544199), (14, 1453828), (28, 726914), (29, 701848), (56, 363457), (58, 350924), (83, 245224), (116, 175462), (151, 134792), (166, 122612), (203, 100264), (232, 87731), (302, 67396), (332, 61306), (406, 50132), (581, 35032), (604, 33698), (664, 30653), (812, 25066), (1057, 19256), (1162, 17516), (1208, 16849), (1624, 12533), (2114, 9628), (2324, 8758), (2407, 8456), (4228, 4814), (4379, 4648)]