20485426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 34700400

約数和(自身を除く): 14214974

約数列:

[1, 2, 13, 26, 29, 58, 101, 202, 269, 377, 538, 754, 1313, 2626, 2929, 3497, 5858, 6994, 7801, 15602, 27169, 38077, 54338, 76154, 101413, 202826, 353197, 706394, 787901, 1575802, 10242713, 20485426]

約数ペア:

[(1, 20485426), (2, 10242713), (13, 1575802), (26, 787901), (29, 706394), (58, 353197), (101, 202826), (202, 101413), (269, 76154), (377, 54338), (538, 38077), (754, 27169), (1313, 15602), (2626, 7801), (2929, 6994), (3497, 5858)]