1918145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 2470080

約数和(自身を除く): 551935

約数列:

[1, 5, 19, 61, 95, 305, 331, 1159, 1655, 5795, 6289, 20191, 31445, 100955, 383629, 1918145]

約数ペア:

[(1, 1918145), (5, 383629), (19, 100955), (61, 31445), (95, 20191), (305, 6289), (331, 5795), (1159, 1655)]