12931408

素因数分解:

$2^4\times 7^1\times {\mathrm{115459}}^1$

素因数の和:115474

約数の個数: 20

約数和(自身を含む): 28634080

約数和(自身を除く): 15702672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115459, 230918, 461836, 808213, 923672, 1616426, 1847344, 3232852, 6465704, 12931408]

約数ペア:

[(1, 12931408), (2, 6465704), (4, 3232852), (7, 1847344), (8, 1616426), (14, 923672), (16, 808213), (28, 461836), (56, 230918), (112, 115459)]