20493282095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{2053}}^1$

素因数の和:2712

約数の個数: 64

約数和(自身を含む): 30211743744

約数和(自身を除く): 9718461649

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 607, 715, 1265, 1495, 2053, 3035, 3289, 6677, 7891, 10265, 13961, 16445, 22583, 26689, 33385, 39455, 47219, 69805, 86801, 112915, 133445, 153571, 181493, 236095, 293579, 434005, 519409, 613847, 767855, 907465, 1246171, 1467895, 1996423, 2597045, 3069235, 6230855, 6752317, 9982115, 13707881, 16200223, 28661933, 33761585, 68539405, 81001115, 143309665, 178202453, 315281263, 372605129, 891012265, 1576406315, 1863025645, 4098656419, 20493282095]

約数ペア:

[(1, 20493282095), (5, 4098656419), (11, 1863025645), (13, 1576406315), (23, 891012265), (55, 372605129), (65, 315281263), (115, 178202453), (143, 143309665), (253, 81001115), (299, 68539405), (607, 33761585), (715, 28661933), (1265, 16200223), (1495, 13707881), (2053, 9982115), (3035, 6752317), (3289, 6230855), (6677, 3069235), (7891, 2597045), (10265, 1996423), (13961, 1467895), (16445, 1246171), (22583, 907465), (26689, 767855), (33385, 613847), (39455, 519409), (47219, 434005), (69805, 293579), (86801, 236095), (112915, 181493), (133445, 153571)]