1630928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{7841}}^1$

素因数の和:7862

約数の個数: 20

約数和(自身を含む): 3403428

約数和(自身を除く): 1772500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 7841, 15682, 31364, 62728, 101933, 125456, 203866, 407732, 815464, 1630928]

約数ペア:

[(1, 1630928), (2, 815464), (4, 407732), (8, 203866), (13, 125456), (16, 101933), (26, 62728), (52, 31364), (104, 15682), (208, 7841)]