2019911312

素因数分解:

$2^4\times {\mathrm{1117}}^1\times {\mathrm{113021}}^1$

素因数の和:114146

約数の個数: 20

約数和(自身を含む): 3917116476

約数和(自身を除く): 1897205164

約数列:

[1, 2, 4, 8, 16, 1117, 2234, 4468, 8936, 17872, 113021, 226042, 452084, 904168, 1808336, 126244457, 252488914, 504977828, 1009955656, 2019911312]

約数ペア:

[(1, 2019911312), (2, 1009955656), (4, 504977828), (8, 252488914), (16, 126244457), (1117, 1808336), (2234, 904168), (4468, 452084), (8936, 226042), (17872, 113021)]