20512474502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1549}}^1\times {\mathrm{3373}}^1$

素因数の和:5088

約数の個数: 32

約数和(自身を含む): 33386404800

約数和(自身を除く): 12873930298

約数列:

[1, 2, 13, 26, 151, 302, 1549, 1963, 3098, 3373, 3926, 6746, 20137, 40274, 43849, 87698, 233899, 467798, 509323, 1018646, 3040687, 5224777, 6081374, 6621199, 10449554, 13242398, 67922101, 135844202, 788941327, 1577882654, 10256237251, 20512474502]

約数ペア:

[(1, 20512474502), (2, 10256237251), (13, 1577882654), (26, 788941327), (151, 135844202), (302, 67922101), (1549, 13242398), (1963, 10449554), (3098, 6621199), (3373, 6081374), (3926, 5224777), (6746, 3040687), (20137, 1018646), (40274, 509323), (43849, 467798), (87698, 233899)]