31490552

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 61067520

約数和(自身を除く): 29576968

約数列:

[1, 2, 4, 8, 37, 74, 148, 191, 296, 382, 557, 764, 1114, 1528, 2228, 4456, 7067, 14134, 20609, 28268, 41218, 56536, 82436, 106387, 164872, 212774, 425548, 851096, 3936319, 7872638, 15745276, 31490552]

約数ペア:

[(1, 31490552), (2, 15745276), (4, 7872638), (8, 3936319), (37, 851096), (74, 425548), (148, 212774), (191, 164872), (296, 106387), (382, 82436), (557, 56536), (764, 41218), (1114, 28268), (1528, 20609), (2228, 14134), (4456, 7067)]