20855405085

素因数分解:

$3^1\times 5^1\times {\mathrm{467}}^1\times {\mathrm{1409}}^1\times {\mathrm{2113}}^1$

素因数の和:3997

約数の個数: 32

約数和(自身を含む): 33479671680

約数和(自身を除く): 12624266595

約数列:

[1, 3, 5, 15, 467, 1401, 1409, 2113, 2335, 4227, 6339, 7005, 7045, 10565, 21135, 31695, 658003, 986771, 1974009, 2960313, 2977217, 3290015, 4933855, 8931651, 9870045, 14801565, 14886085, 44658255, 1390360339, 4171081017, 6951801695, 20855405085]

約数ペア:

[(1, 20855405085), (3, 6951801695), (5, 4171081017), (15, 1390360339), (467, 44658255), (1401, 14886085), (1409, 14801565), (2113, 9870045), (2335, 8931651), (4227, 4933855), (6339, 3290015), (7005, 2977217), (7045, 2960313), (10565, 1974009), (21135, 986771), (31695, 658003)]