15990704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2287}}^1$

素因数の和:2337

約数の個数: 40

約数和(自身を含む): 34045440

約数和(自身を除く): 18054736

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 2287, 3496, 4574, 6992, 9148, 18296, 36592, 43453, 52601, 86906, 105202, 173812, 210404, 347624, 420808, 695248, 841616, 999419, 1998838, 3997676, 7995352, 15990704]

約数ペア:

[(1, 15990704), (2, 7995352), (4, 3997676), (8, 1998838), (16, 999419), (19, 841616), (23, 695248), (38, 420808), (46, 347624), (76, 210404), (92, 173812), (152, 105202), (184, 86906), (304, 52601), (368, 43453), (437, 36592), (874, 18296), (1748, 9148), (2287, 6992), (3496, 4574)]