18930976

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 20139104

約数列:

[1, 2, 4, 8, 16, 32, 37, 59, 74, 118, 148, 236, 271, 296, 472, 542, 592, 944, 1084, 1184, 1888, 2168, 2183, 4336, 4366, 8672, 8732, 10027, 15989, 17464, 20054, 31978, 34928, 40108, 63956, 69856, 80216, 127912, 160432, 255824, 320864, 511648, 591593, 1183186, 2366372, 4732744, 9465488, 18930976]

約数ペア:

[(1, 18930976), (2, 9465488), (4, 4732744), (8, 2366372), (16, 1183186), (32, 591593), (37, 511648), (59, 320864), (74, 255824), (118, 160432), (148, 127912), (236, 80216), (271, 69856), (296, 63956), (472, 40108), (542, 34928), (592, 31978), (944, 20054), (1084, 17464), (1184, 15989), (1888, 10027), (2168, 8732), (2183, 8672), (4336, 4366)]