2021686888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{318677}}^1$

素因数の和:318757

約数の個数: 32

約数和(自身を含む): 4149187560

約数和(自身を除く): 2127500672

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 318677, 637354, 1274708, 2549416, 4142801, 8285602, 16571204, 19439297, 33142408, 38878594, 77757188, 155514376, 252710861, 505421722, 1010843444, 2021686888]

約数ペア:

[(1, 2021686888), (2, 1010843444), (4, 505421722), (8, 252710861), (13, 155514376), (26, 77757188), (52, 38878594), (61, 33142408), (104, 19439297), (122, 16571204), (244, 8285602), (488, 4142801), (793, 2549416), (1586, 1274708), (3172, 637354), (6344, 318677)]