19766628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78439}}^1$

素因数の和:78456

約数の個数: 36

約数和(自身を含む): 57104320

約数和(自身を除く): 37337692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78439, 156878, 235317, 313756, 470634, 549073, 705951, 941268, 1098146, 1411902, 1647219, 2196292, 2823804, 3294438, 4941657, 6588876, 9883314, 19766628]

約数ペア:

[(1, 19766628), (2, 9883314), (3, 6588876), (4, 4941657), (6, 3294438), (7, 2823804), (9, 2196292), (12, 1647219), (14, 1411902), (18, 1098146), (21, 941268), (28, 705951), (36, 549073), (42, 470634), (63, 313756), (84, 235317), (126, 156878), (252, 78439)]