31178972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1123}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 59670912

約数和(自身を除く): 28491940

約数列:

[1, 2, 4, 11, 22, 44, 631, 1123, 1262, 2246, 2524, 4492, 6941, 12353, 13882, 24706, 27764, 49412, 708613, 1417226, 2834452, 7794743, 15589486, 31178972]

約数ペア:

[(1, 31178972), (2, 15589486), (4, 7794743), (11, 2834452), (22, 1417226), (44, 708613), (631, 49412), (1123, 27764), (1262, 24706), (2246, 13882), (2524, 12353), (4492, 6941)]