20853490578

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{349}}^1\times {\mathrm{1019}}^1$

素因数の和:1739

約数の個数: 64

約数和(自身を含む): 43439760000

約数和(自身を除く): 22586269422

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 337, 349, 674, 698, 1011, 1019, 1047, 2022, 2038, 2094, 3057, 6114, 9773, 10121, 19546, 20242, 29319, 29551, 30363, 58638, 59102, 60726, 88653, 117613, 177306, 235226, 343403, 352839, 355631, 686806, 705678, 711262, 1030209, 1066893, 2060418, 2133786, 3410777, 6821554, 9958687, 10232331, 10313299, 19917374, 20464662, 20626598, 29876061, 30939897, 59752122, 61879794, 119847647, 239695294, 359542941, 719085882, 3475581763, 6951163526, 10426745289, 20853490578]

約数ペア:

[(1, 20853490578), (2, 10426745289), (3, 6951163526), (6, 3475581763), (29, 719085882), (58, 359542941), (87, 239695294), (174, 119847647), (337, 61879794), (349, 59752122), (674, 30939897), (698, 29876061), (1011, 20626598), (1019, 20464662), (1047, 19917374), (2022, 10313299), (2038, 10232331), (2094, 9958687), (3057, 6821554), (6114, 3410777), (9773, 2133786), (10121, 2060418), (19546, 1066893), (20242, 1030209), (29319, 711262), (29551, 705678), (30363, 686806), (58638, 355631), (59102, 352839), (60726, 343403), (88653, 235226), (117613, 177306)]