20086427109

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12107551}}^1$

素因数の和:12107640

約数の個数: 16

約数和(自身を含む): 30995333120

約数和(自身を除く): 10908906011

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 12107551, 36322653, 84752857, 254258571, 956496529, 2869489587, 6695475703, 20086427109]

約数ペア:

[(1, 20086427109), (3, 6695475703), (7, 2869489587), (21, 956496529), (79, 254258571), (237, 84752857), (553, 36322653), (1659, 12107551)]