31981408

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2287}}^1$

素因数の和:2339

約数の個数: 48

約数和(自身を含む): 69189120

約数和(自身を除く): 37207712

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1748, 2287, 3496, 4574, 6992, 9148, 13984, 18296, 36592, 43453, 52601, 73184, 86906, 105202, 173812, 210404, 347624, 420808, 695248, 841616, 999419, 1390496, 1683232, 1998838, 3997676, 7995352, 15990704, 31981408]

約数ペア:

[(1, 31981408), (2, 15990704), (4, 7995352), (8, 3997676), (16, 1998838), (19, 1683232), (23, 1390496), (32, 999419), (38, 841616), (46, 695248), (76, 420808), (92, 347624), (152, 210404), (184, 173812), (304, 105202), (368, 86906), (437, 73184), (608, 52601), (736, 43453), (874, 36592), (1748, 18296), (2287, 13984), (3496, 9148), (4574, 6992)]