31124432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2451

約数の個数: 40

約数和(自身を含む): 64980960

約数和(自身を除く): 33856528

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 2381, 3268, 4762, 6536, 9524, 13072, 19048, 38096, 45239, 90478, 102383, 180956, 204766, 361912, 409532, 723824, 819064, 1638128, 1945277, 3890554, 7781108, 15562216, 31124432]

約数ペア:

[(1, 31124432), (2, 15562216), (4, 7781108), (8, 3890554), (16, 1945277), (19, 1638128), (38, 819064), (43, 723824), (76, 409532), (86, 361912), (152, 204766), (172, 180956), (304, 102383), (344, 90478), (688, 45239), (817, 38096), (1634, 19048), (2381, 13072), (3268, 9524), (4762, 6536)]