30812912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{148139}}^1$

素因数の和:148160

約数の個数: 20

約数和(自身を含む): 64292760

約数和(自身を除く): 33479848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 148139, 296278, 592556, 1185112, 1925807, 2370224, 3851614, 7703228, 15406456, 30812912]

約数ペア:

[(1, 30812912), (2, 15406456), (4, 7703228), (8, 3851614), (13, 2370224), (16, 1925807), (26, 1185112), (52, 592556), (104, 296278), (208, 148139)]