20776670278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1847}}^1\times {\mathrm{3253}}^1$

素因数の和:5141

約数の個数: 64

約数和(自身を含む): 40409994240

約数和(自身を除く): 19633323962

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 1847, 3253, 3458, 3694, 6506, 12929, 22771, 24011, 25858, 35093, 42289, 45542, 48022, 61807, 70186, 84578, 123614, 168077, 245651, 296023, 336154, 432649, 456209, 491302, 592046, 803491, 865298, 912418, 1606982, 3193463, 5624437, 6008291, 6386926, 11248874, 12016582, 42058037, 78107783, 84116074, 114157529, 156215566, 228315058, 546754481, 799102703, 1093508962, 1484047877, 1598205406, 2968095754, 10388335139, 20776670278]

約数ペア:

[(1, 20776670278), (2, 10388335139), (7, 2968095754), (13, 1598205406), (14, 1484047877), (19, 1093508962), (26, 799102703), (38, 546754481), (91, 228315058), (133, 156215566), (182, 114157529), (247, 84116074), (266, 78107783), (494, 42058037), (1729, 12016582), (1847, 11248874), (3253, 6386926), (3458, 6008291), (3694, 5624437), (6506, 3193463), (12929, 1606982), (22771, 912418), (24011, 865298), (25858, 803491), (35093, 592046), (42289, 491302), (45542, 456209), (48022, 432649), (61807, 336154), (70186, 296023), (84578, 245651), (123614, 168077)]