20156868745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7563553}}^1$

素因数の和:7563612

約数の個数: 16

約数和(自身を含む): 26684218512

約数和(自身を除く): 6527349767

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7563553, 37817765, 98326189, 310105673, 491630945, 1550528365, 4031373749, 20156868745]

約数ペア:

[(1, 20156868745), (5, 4031373749), (13, 1550528365), (41, 491630945), (65, 310105673), (205, 98326189), (533, 37817765), (2665, 7563553)]