2019999740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9181817}}^1$

素因数の和:9181837

約数の個数: 24

約数和(自身を含む): 4627636272

約数和(自身を除く): 2607636532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9181817, 18363634, 36727268, 45909085, 91818170, 100999987, 183636340, 201999974, 403999948, 504999935, 1009999870, 2019999740]

約数ペア:

[(1, 2019999740), (2, 1009999870), (4, 504999935), (5, 403999948), (10, 201999974), (11, 183636340), (20, 100999987), (22, 91818170), (44, 45909085), (55, 36727268), (110, 18363634), (220, 9181817)]