20001497744

素因数分解:

$2^4\times {\mathrm{2711}}^1\times {\mathrm{461119}}^1$

素因数の和:463838

約数の個数: 20

約数和(自身を含む): 38767280640

約数和(自身を除く): 18765782896

約数列:

[1, 2, 4, 8, 16, 2711, 5422, 10844, 21688, 43376, 461119, 922238, 1844476, 3688952, 7377904, 1250093609, 2500187218, 5000374436, 10000748872, 20001497744]

約数ペア:

[(1, 20001497744), (2, 10000748872), (4, 5000374436), (8, 2500187218), (16, 1250093609), (2711, 7377904), (5422, 3688952), (10844, 1844476), (21688, 922238), (43376, 461119)]