17920340090

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{12892331}}^1$

素因数の和:12892477

約数の個数: 16

約数和(自身を含む): 32488676640

約数和(自身を除く): 14568336550

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 12892331, 25784662, 64461655, 128923310, 1792034009, 3584068018, 8960170045, 17920340090]

約数ペア:

[(1, 17920340090), (2, 8960170045), (5, 3584068018), (10, 1792034009), (139, 128923310), (278, 64461655), (695, 25784662), (1390, 12892331)]