18232648

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 41184000

約数和(自身を除く): 22951352

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 103, 109, 116, 203, 206, 218, 232, 406, 412, 436, 721, 763, 812, 824, 872, 1442, 1526, 1624, 2884, 2987, 3052, 3161, 5768, 5974, 6104, 6322, 11227, 11948, 12644, 20909, 22127, 22454, 23896, 25288, 41818, 44254, 44908, 78589, 83636, 88508, 89816, 157178, 167272, 177016, 314356, 325583, 628712, 651166, 1302332, 2279081, 2604664, 4558162, 9116324, 18232648]

約数ペア:

[(1, 18232648), (2, 9116324), (4, 4558162), (7, 2604664), (8, 2279081), (14, 1302332), (28, 651166), (29, 628712), (56, 325583), (58, 314356), (103, 177016), (109, 167272), (116, 157178), (203, 89816), (206, 88508), (218, 83636), (232, 78589), (406, 44908), (412, 44254), (436, 41818), (721, 25288), (763, 23896), (812, 22454), (824, 22127), (872, 20909), (1442, 12644), (1526, 11948), (1624, 11227), (2884, 6322), (2987, 6104), (3052, 5974), (3161, 5768)]