30931568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113719}}^1$

素因数の和:113744

約数の個数: 20

約数和(自身を含む): 63455760

約数和(自身を除く): 32524192

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 113719, 227438, 454876, 909752, 1819504, 1933223, 3866446, 7732892, 15465784, 30931568]

約数ペア:

[(1, 30931568), (2, 15465784), (4, 7732892), (8, 3866446), (16, 1933223), (17, 1819504), (34, 909752), (68, 454876), (136, 227438), (272, 113719)]