18507368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11069}}^1$

素因数の和:11105

約数の個数: 32

約数和(自身を含む): 39852000

約数和(自身を除く): 21344632

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 11069, 22138, 44276, 88552, 121759, 210311, 243518, 420622, 487036, 841244, 974072, 1682488, 2313421, 4626842, 9253684, 18507368]

約数ペア:

[(1, 18507368), (2, 9253684), (4, 4626842), (8, 2313421), (11, 1682488), (19, 974072), (22, 841244), (38, 487036), (44, 420622), (76, 243518), (88, 210311), (152, 121759), (209, 88552), (418, 44276), (836, 22138), (1672, 11069)]