19903660166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{43321}}^1$

素因数の和:43808

約数の個数: 32

約数和(自身を含む): 33013443456

約数和(自身を除く): 13109783290

約数列:

[1, 2, 13, 26, 41, 82, 431, 533, 862, 1066, 5603, 11206, 17671, 35342, 43321, 86642, 229723, 459446, 563173, 1126346, 1776161, 3552322, 18671351, 23090093, 37342702, 46180186, 242727563, 485455126, 765525391, 1531050782, 9951830083, 19903660166]

約数ペア:

[(1, 19903660166), (2, 9951830083), (13, 1531050782), (26, 765525391), (41, 485455126), (82, 242727563), (431, 46180186), (533, 37342702), (862, 23090093), (1066, 18671351), (5603, 3552322), (11206, 1776161), (17671, 1126346), (35342, 563173), (43321, 459446), (86642, 229723)]