18423938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1123}}^1$

素因数の和:1769

約数の個数: 16

約数和(自身を含む): 29835456

約数和(自身を除く): 11411518

約数列:

[1, 2, 13, 26, 631, 1123, 1262, 2246, 8203, 14599, 16406, 29198, 708613, 1417226, 9211969, 18423938]

約数ペア:

[(1, 18423938), (2, 9211969), (13, 1417226), (26, 708613), (631, 29198), (1123, 16406), (1262, 14599), (2246, 8203)]