18587469814

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1\times {\mathrm{823}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 28362343680

約数和(自身を除く): 9774873866

約数列:

[1, 2, 109, 211, 218, 422, 491, 823, 982, 1646, 22999, 45998, 53519, 89707, 103601, 107038, 173653, 179414, 207202, 347306, 404093, 808186, 11292509, 18928177, 22585018, 37856354, 44046137, 85263623, 88092274, 170527246, 9293734907, 18587469814]

約数ペア:

[(1, 18587469814), (2, 9293734907), (109, 170527246), (211, 88092274), (218, 85263623), (422, 44046137), (491, 37856354), (823, 22585018), (982, 18928177), (1646, 11292509), (22999, 808186), (45998, 404093), (53519, 347306), (89707, 207202), (103601, 179414), (107038, 173653)]