19371887

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 16

約数和(自身を含む): 21141120

約数和(自身を除く): 1769233

約数列:

[1, 19, 43, 131, 181, 817, 2489, 3439, 5633, 7783, 23711, 107027, 147877, 450509, 1019573, 19371887]

約数ペア:

[(1, 19371887), (19, 1019573), (43, 450509), (131, 147877), (181, 107027), (817, 23711), (2489, 7783), (3439, 5633)]