1780432012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{3517}}^1\times {\mathrm{6661}}^1$

素因数の和:10201

約数の個数: 24

約数和(自身を含む): 3281168240

約数和(自身を除く): 1500736228

約数列:

[1, 2, 4, 19, 38, 76, 3517, 6661, 7034, 13322, 14068, 26644, 66823, 126559, 133646, 253118, 267292, 506236, 23426737, 46853474, 93706948, 445108003, 890216006, 1780432012]

約数ペア:

[(1, 1780432012), (2, 890216006), (4, 445108003), (19, 93706948), (38, 46853474), (76, 23426737), (3517, 506236), (6661, 267292), (7034, 253118), (13322, 133646), (14068, 126559), (26644, 66823)]