18713712

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 51059232

約数和(自身を除く): 32345520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 41, 48, 74, 82, 111, 123, 148, 164, 222, 246, 257, 296, 328, 444, 492, 514, 592, 656, 771, 888, 984, 1028, 1517, 1542, 1776, 1968, 2056, 3034, 3084, 4112, 4551, 6068, 6168, 9102, 9509, 10537, 12136, 12336, 18204, 19018, 21074, 24272, 28527, 31611, 36408, 38036, 42148, 57054, 63222, 72816, 76072, 84296, 114108, 126444, 152144, 168592, 228216, 252888, 389869, 456432, 505776, 779738, 1169607, 1559476, 2339214, 3118952, 4678428, 6237904, 9356856, 18713712]

約数ペア:

[(1, 18713712), (2, 9356856), (3, 6237904), (4, 4678428), (6, 3118952), (8, 2339214), (12, 1559476), (16, 1169607), (24, 779738), (37, 505776), (41, 456432), (48, 389869), (74, 252888), (82, 228216), (111, 168592), (123, 152144), (148, 126444), (164, 114108), (222, 84296), (246, 76072), (257, 72816), (296, 63222), (328, 57054), (444, 42148), (492, 38036), (514, 36408), (592, 31611), (656, 28527), (771, 24272), (888, 21074), (984, 19018), (1028, 18204), (1517, 12336), (1542, 12136), (1776, 10537), (1968, 9509), (2056, 9102), (3034, 6168), (3084, 6068), (4112, 4551)]