18615996992

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{1321}}^1\times {\mathrm{7103}}^1$

素因数の和:8467

約数の個数: 56

約数和(自身を含む): 38167007232

約数和(自身を除く): 19551010240

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1321, 1984, 2642, 5284, 7103, 10568, 14206, 21136, 28412, 40951, 42272, 56824, 81902, 84544, 113648, 163804, 220193, 227296, 327608, 440386, 454592, 655216, 880772, 1310432, 1761544, 2620864, 3523088, 7046176, 9383063, 14092352, 18766126, 37532252, 75064504, 150129008, 290874953, 300258016, 581749906, 600516032, 1163499812, 2326999624, 4653999248, 9307998496, 18615996992]

約数ペア:

[(1, 18615996992), (2, 9307998496), (4, 4653999248), (8, 2326999624), (16, 1163499812), (31, 600516032), (32, 581749906), (62, 300258016), (64, 290874953), (124, 150129008), (248, 75064504), (496, 37532252), (992, 18766126), (1321, 14092352), (1984, 9383063), (2642, 7046176), (5284, 3523088), (7103, 2620864), (10568, 1761544), (14206, 1310432), (21136, 880772), (28412, 655216), (40951, 454592), (42272, 440386), (56824, 327608), (81902, 227296), (84544, 220193), (113648, 163804)]