18178136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2027}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 36504000

約数和(自身を除く): 18325864

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2027, 2242, 4054, 4484, 8108, 8968, 16216, 38513, 77026, 119593, 154052, 239186, 308104, 478372, 956744, 2272267, 4544534, 9089068, 18178136]

約数ペア:

[(1, 18178136), (2, 9089068), (4, 4544534), (8, 2272267), (19, 956744), (38, 478372), (59, 308104), (76, 239186), (118, 154052), (152, 119593), (236, 77026), (472, 38513), (1121, 16216), (2027, 8968), (2242, 8108), (4054, 4484)]