19001717

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 22310400

約数和(自身を除く): 3308683

約数列:

[1, 7, 59, 139, 331, 413, 973, 2317, 8201, 19529, 46009, 57407, 136703, 322063, 2714531, 19001717]

約数ペア:

[(1, 19001717), (7, 2714531), (59, 322063), (139, 136703), (331, 57407), (413, 46009), (973, 19529), (2317, 8201)]