397463216

素因数分解:

$2^4\times {\mathrm{1039}}^1\times {\mathrm{23909}}^1$

素因数の和:24956

約数の個数: 20

約数和(自身を含む): 770858400

約数和(自身を除く): 373395184

約数列:

[1, 2, 4, 8, 16, 1039, 2078, 4156, 8312, 16624, 23909, 47818, 95636, 191272, 382544, 24841451, 49682902, 99365804, 198731608, 397463216]

約数ペア:

[(1, 397463216), (2, 198731608), (4, 99365804), (8, 49682902), (16, 24841451), (1039, 382544), (2078, 191272), (4156, 95636), (8312, 47818), (16624, 23909)]