19420372

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 36

約数和(自身を含む): 36874656

約数和(自身を除く): 17454284

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 116, 251, 502, 667, 841, 1004, 1334, 1682, 2668, 3364, 5773, 7279, 11546, 14558, 19343, 23092, 29116, 38686, 77372, 167417, 211091, 334834, 422182, 669668, 844364, 4855093, 9710186, 19420372]

約数ペア:

[(1, 19420372), (2, 9710186), (4, 4855093), (23, 844364), (29, 669668), (46, 422182), (58, 334834), (92, 211091), (116, 167417), (251, 77372), (502, 38686), (667, 29116), (841, 23092), (1004, 19343), (1334, 14558), (1682, 11546), (2668, 7279), (3364, 5773)]