20830112

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 42871752

約数和(自身を除く): 22041640

約数列:

[1, 2, 4, 8, 16, 32, 37, 73, 74, 146, 148, 241, 292, 296, 482, 584, 592, 964, 1168, 1184, 1928, 2336, 2701, 3856, 5402, 7712, 8917, 10804, 17593, 17834, 21608, 35186, 35668, 43216, 70372, 71336, 86432, 140744, 142672, 281488, 285344, 562976, 650941, 1301882, 2603764, 5207528, 10415056, 20830112]

約数ペア:

[(1, 20830112), (2, 10415056), (4, 5207528), (8, 2603764), (16, 1301882), (32, 650941), (37, 562976), (73, 285344), (74, 281488), (146, 142672), (148, 140744), (241, 86432), (292, 71336), (296, 70372), (482, 43216), (584, 35668), (592, 35186), (964, 21608), (1168, 17834), (1184, 17593), (1928, 10804), (2336, 8917), (2701, 7712), (3856, 5402)]