20619156478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1\times {\mathrm{333503}}^1$

素因数の和:335151

約数の個数: 16

約数和(自身を含む): 32576670720

約数和(自身を除く): 11957514242

約数列:

[1, 2, 19, 38, 1627, 3254, 30913, 61826, 333503, 667006, 6336557, 12673114, 542609381, 1085218762, 10309578239, 20619156478]

約数ペア:

[(1, 20619156478), (2, 10309578239), (19, 1085218762), (38, 542609381), (1627, 12673114), (3254, 6336557), (30913, 667006), (61826, 333503)]