18534408

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 47952000

約数和(自身を除く): 29417592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 73, 142, 146, 149, 213, 219, 284, 292, 298, 426, 438, 447, 568, 584, 596, 852, 876, 894, 1192, 1704, 1752, 1788, 3576, 5183, 10366, 10579, 10877, 15549, 20732, 21158, 21754, 31098, 31737, 32631, 41464, 42316, 43508, 62196, 63474, 65262, 84632, 87016, 124392, 126948, 130524, 253896, 261048, 772267, 1544534, 2316801, 3089068, 4633602, 6178136, 9267204, 18534408]

約数ペア:

[(1, 18534408), (2, 9267204), (3, 6178136), (4, 4633602), (6, 3089068), (8, 2316801), (12, 1544534), (24, 772267), (71, 261048), (73, 253896), (142, 130524), (146, 126948), (149, 124392), (213, 87016), (219, 84632), (284, 65262), (292, 63474), (298, 62196), (426, 43508), (438, 42316), (447, 41464), (568, 32631), (584, 31737), (596, 31098), (852, 21754), (876, 21158), (894, 20732), (1192, 15549), (1704, 10877), (1752, 10579), (1788, 10366), (3576, 5183)]