20145694792

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{2203}}^1\times {\mathrm{10487}}^1$

素因数の和:12805

約数の個数: 32

約数和(自身を含む): 38140660800

約数和(自身を除く): 17994966008

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 2203, 4406, 8812, 10487, 17624, 20974, 41948, 83896, 240127, 480254, 960508, 1143083, 1921016, 2286166, 4572332, 9144664, 23102861, 46205722, 92411444, 184822888, 2518211849, 5036423698, 10072847396, 20145694792]

約数ペア:

[(1, 20145694792), (2, 10072847396), (4, 5036423698), (8, 2518211849), (109, 184822888), (218, 92411444), (436, 46205722), (872, 23102861), (2203, 9144664), (4406, 4572332), (8812, 2286166), (10487, 1921016), (17624, 1143083), (20974, 960508), (41948, 480254), (83896, 240127)]