19377454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22171}}^1$

素因数の和:22215

約数の個数: 16

約数和(自身を含む): 31927680

約数和(自身を除く): 12550226

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 22171, 44342, 421249, 509933, 842498, 1019866, 9688727, 19377454]

約数ペア:

[(1, 19377454), (2, 9688727), (19, 1019866), (23, 842498), (38, 509933), (46, 421249), (437, 44342), (874, 22171)]