11980906

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 21951360

約数和(自身を除く): 9970454

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 617, 1022, 1234, 1387, 2774, 4319, 8638, 9709, 11723, 19418, 23446, 45041, 82061, 90082, 164122, 315287, 630574, 855779, 1711558, 5990453, 11980906]

約数ペア:

[(1, 11980906), (2, 5990453), (7, 1711558), (14, 855779), (19, 630574), (38, 315287), (73, 164122), (133, 90082), (146, 82061), (266, 45041), (511, 23446), (617, 19418), (1022, 11723), (1234, 9709), (1387, 8638), (2774, 4319)]