2109471988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{665029}}^1$

素因数の和:665107

約数の個数: 24

約数和(自身を含む): 4040722280

約数和(自身を除く): 1931250292

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 665029, 1330058, 2660116, 8645377, 17290754, 34581508, 40566769, 81133538, 162267076, 527367997, 1054735994, 2109471988]

約数ペア:

[(1, 2109471988), (2, 1054735994), (4, 527367997), (13, 162267076), (26, 81133538), (52, 40566769), (61, 34581508), (122, 17290754), (244, 8645377), (793, 2660116), (1586, 1330058), (3172, 665029)]