31198726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7643}}^1$

素因数の和:7815

約数の個数: 16

約数和(自身を含む): 50725584

約数和(自身を除く): 19526858

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 7643, 15286, 99359, 198718, 1199951, 2399902, 15599363, 31198726]

約数ペア:

[(1, 31198726), (2, 15599363), (13, 2399902), (26, 1199951), (157, 198718), (314, 99359), (2041, 15286), (4082, 7643)]