1900663408

素因数分解:

$2^4\times 7^1\times {\mathrm{16970209}}^1$

素因数の和:16970224

約数の個数: 20

約数和(自身を含む): 4208612080

約数和(自身を除く): 2307948672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 16970209, 33940418, 67880836, 118791463, 135761672, 237582926, 271523344, 475165852, 950331704, 1900663408]

約数ペア:

[(1, 1900663408), (2, 950331704), (4, 475165852), (7, 271523344), (8, 237582926), (14, 135761672), (16, 118791463), (28, 67880836), (56, 33940418), (112, 16970209)]