20192903997

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4311959}}^1$

素因数の和:4312192

約数の個数: 16

約数和(自身を含む): 30908129280

約数和(自身を除く): 10715225283

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 4311959, 12935877, 30183713, 90551139, 961566857, 2884700571, 6730967999, 20192903997]

約数ペア:

[(1, 20192903997), (3, 6730967999), (7, 2884700571), (21, 961566857), (223, 90551139), (669, 30183713), (1561, 12935877), (4683, 4311959)]