20158764860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77533711}}^1$

素因数の和:77533733

約数の個数: 24

約数和(自身を含む): 45589822656

約数和(自身を除く): 25431057796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77533711, 155067422, 310134844, 387668555, 775337110, 1007938243, 1550674220, 2015876486, 4031752972, 5039691215, 10079382430, 20158764860]

約数ペア:

[(1, 20158764860), (2, 10079382430), (4, 5039691215), (5, 4031752972), (10, 2015876486), (13, 1550674220), (20, 1007938243), (26, 775337110), (52, 387668555), (65, 310134844), (130, 155067422), (260, 77533711)]