18534712

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 41860800

約数和(自身を除く): 23326088

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 101, 113, 116, 202, 203, 226, 232, 404, 406, 452, 707, 791, 808, 812, 904, 1414, 1582, 1624, 2828, 2929, 3164, 3277, 5656, 5858, 6328, 6554, 11413, 11716, 13108, 20503, 22826, 22939, 23432, 26216, 41006, 45652, 45878, 79891, 82012, 91304, 91756, 159782, 164024, 183512, 319564, 330977, 639128, 661954, 1323908, 2316839, 2647816, 4633678, 9267356, 18534712]

約数ペア:

[(1, 18534712), (2, 9267356), (4, 4633678), (7, 2647816), (8, 2316839), (14, 1323908), (28, 661954), (29, 639128), (56, 330977), (58, 319564), (101, 183512), (113, 164024), (116, 159782), (202, 91756), (203, 91304), (226, 82012), (232, 79891), (404, 45878), (406, 45652), (452, 41006), (707, 26216), (791, 23432), (808, 22939), (812, 22826), (904, 20503), (1414, 13108), (1582, 11716), (1624, 11413), (2828, 6554), (2929, 6328), (3164, 5858), (3277, 5656)]