20486918145

素因数分解:

$3^1\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{957109}}^1$

素因数の和:958544

約数の個数: 16

約数和(自身を含む): 32802073920

約数和(自身を除く): 12315155775

約数列:

[1, 3, 5, 15, 1427, 4281, 7135, 21405, 957109, 2871327, 4785545, 14356635, 1365794543, 4097383629, 6828972715, 20486918145]

約数ペア:

[(1, 20486918145), (3, 6828972715), (5, 4097383629), (15, 1365794543), (1427, 14356635), (4281, 4785545), (7135, 2871327), (21405, 957109)]