221513663984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{446600129}}^1$

素因数の和:446600168

約数の個数: 20

約数和(自身を含む): 443027328960

約数和(自身を除く): 221513664976

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 446600129, 893200258, 1786400516, 3572801032, 7145602064, 13844603999, 27689207998, 55378415996, 110756831992, 221513663984]

約数ペア:

[(1, 221513663984), (2, 110756831992), (4, 55378415996), (8, 27689207998), (16, 13844603999), (31, 7145602064), (62, 3572801032), (124, 1786400516), (248, 893200258), (496, 446600129)]