20121590692

素因数分解:

$2^2\times 7^2\times {\mathrm{102661177}}^1$

素因数の和:102661195

約数の個数: 18

約数和(自身を含む): 40961810022

約数和(自身を除く): 20840219330

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 102661177, 205322354, 410644708, 718628239, 1437256478, 2874512956, 5030397673, 10060795346, 20121590692]

約数ペア:

[(1, 20121590692), (2, 10060795346), (4, 5030397673), (7, 2874512956), (14, 1437256478), (28, 718628239), (49, 410644708), (98, 205322354), (196, 102661177)]