20189984548

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{271}}^1\times {\mathrm{125003}}^1$

素因数の和:125427

約数の個数: 24

約数和(自身を含む): 35701142400

約数和(自身を除く): 15511157852

約数列:

[1, 2, 4, 149, 271, 298, 542, 596, 1084, 40379, 80758, 125003, 161516, 250006, 500012, 18625447, 33875813, 37250894, 67751626, 74501788, 135503252, 5047496137, 10094992274, 20189984548]

約数ペア:

[(1, 20189984548), (2, 10094992274), (4, 5047496137), (149, 135503252), (271, 74501788), (298, 67751626), (542, 37250894), (596, 33875813), (1084, 18625447), (40379, 500012), (80758, 250006), (125003, 161516)]