18457736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1531}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 38054880

約数和(自身を除く): 19597144

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 274, 548, 1096, 1507, 1531, 3014, 3062, 6028, 6124, 12056, 12248, 16841, 33682, 67364, 134728, 209747, 419494, 838988, 1677976, 2307217, 4614434, 9228868, 18457736]

約数ペア:

[(1, 18457736), (2, 9228868), (4, 4614434), (8, 2307217), (11, 1677976), (22, 838988), (44, 419494), (88, 209747), (137, 134728), (274, 67364), (548, 33682), (1096, 16841), (1507, 12248), (1531, 12056), (3014, 6124), (3062, 6028)]