20791697332

素因数分解:

$2^2\times 7^1\times {\mathrm{742560619}}^1$

素因数の和:742560630

約数の個数: 12

約数和(自身を含む): 41583394720

約数和(自身を除く): 20791697388

約数列:

[1, 2, 4, 7, 14, 28, 742560619, 1485121238, 2970242476, 5197924333, 10395848666, 20791697332]

約数ペア:

[(1, 20791697332), (2, 10395848666), (4, 5197924333), (7, 2970242476), (14, 1485121238), (28, 742560619)]