20836338770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{157291}}^1$

素因数の和:158330

約数の個数: 32

約数和(自身を含む): 40430335680

約数和(自身を除く): 19593996910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1019, 2038, 5095, 10190, 13247, 26494, 66235, 132470, 157291, 314582, 786455, 1572910, 2044783, 4089566, 10223915, 20447830, 160279529, 320559058, 801397645, 1602795290, 2083633877, 4167267754, 10418169385, 20836338770]

約数ペア:

[(1, 20836338770), (2, 10418169385), (5, 4167267754), (10, 2083633877), (13, 1602795290), (26, 801397645), (65, 320559058), (130, 160279529), (1019, 20447830), (2038, 10223915), (5095, 4089566), (10190, 2044783), (13247, 1572910), (26494, 786455), (66235, 314582), (132470, 157291)]