2021992912

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{204821}}^1$

素因数の和:205446

約数の個数: 20

約数和(自身を含む): 3923979876

約数和(自身を除く): 1901986964

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 204821, 409642, 819284, 1638568, 3277136, 126374557, 252749114, 505498228, 1010996456, 2021992912]

約数ペア:

[(1, 2021992912), (2, 1010996456), (4, 505498228), (8, 252749114), (16, 126374557), (617, 3277136), (1234, 1638568), (2468, 819284), (4936, 409642), (9872, 204821)]