20759708

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 19882852

約数列:

[1, 2, 4, 23, 29, 31, 46, 58, 62, 92, 116, 124, 251, 502, 667, 713, 899, 1004, 1334, 1426, 1798, 2668, 2852, 3596, 5773, 7279, 7781, 11546, 14558, 15562, 20677, 23092, 29116, 31124, 41354, 82708, 167417, 178963, 225649, 334834, 357926, 451298, 669668, 715852, 902596, 5189927, 10379854, 20759708]

約数ペア:

[(1, 20759708), (2, 10379854), (4, 5189927), (23, 902596), (29, 715852), (31, 669668), (46, 451298), (58, 357926), (62, 334834), (92, 225649), (116, 178963), (124, 167417), (251, 82708), (502, 41354), (667, 31124), (713, 29116), (899, 23092), (1004, 20677), (1334, 15562), (1426, 14558), (1798, 11546), (2668, 7781), (2852, 7279), (3596, 5773)]