20280923

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 23493120

約数和(自身を除く): 3212197

約数列:

[1, 13, 19, 47, 247, 611, 893, 1747, 11609, 22711, 33193, 82109, 431509, 1067417, 1560071, 20280923]

約数ペア:

[(1, 20280923), (13, 1560071), (19, 1067417), (47, 431509), (247, 82109), (611, 33193), (893, 22711), (1747, 11609)]