20218993916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19979243}}^1$

素因数の和:19979281

約数の個数: 24

約数和(自身を含む): 40278155904

約数和(自身を除く): 20059161988

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19979243, 39958486, 79916972, 219771673, 439543346, 459522589, 879086692, 919045178, 1838090356, 5054748479, 10109496958, 20218993916]

約数ペア:

[(1, 20218993916), (2, 10109496958), (4, 5054748479), (11, 1838090356), (22, 919045178), (23, 879086692), (44, 459522589), (46, 439543346), (92, 219771673), (253, 79916972), (506, 39958486), (1012, 19979243)]