20066366996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{42457}}^1$

素因数の和:42684

約数の個数: 48

約数和(自身を含む): 38696221200

約数和(自身を除く): 18629854204

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 149, 244, 298, 596, 793, 1586, 1937, 3172, 3874, 7748, 9089, 18178, 36356, 42457, 84914, 118157, 169828, 236314, 472628, 551941, 1103882, 2207764, 2589877, 5179754, 6326093, 10359508, 12652186, 25304372, 33668401, 67336802, 82239209, 134673604, 164478418, 328956836, 385891673, 771783346, 1543566692, 5016591749, 10033183498, 20066366996]

約数ペア:

[(1, 20066366996), (2, 10033183498), (4, 5016591749), (13, 1543566692), (26, 771783346), (52, 385891673), (61, 328956836), (122, 164478418), (149, 134673604), (244, 82239209), (298, 67336802), (596, 33668401), (793, 25304372), (1586, 12652186), (1937, 10359508), (3172, 6326093), (3874, 5179754), (7748, 2589877), (9089, 2207764), (18178, 1103882), (36356, 551941), (42457, 472628), (84914, 236314), (118157, 169828)]