20035048131

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18706861}}^1$

素因数の和:18706891

約数の個数: 24

約数和(自身を含む): 35019245664

約数和(自身を除く): 14984197533

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18706861, 56120583, 130948027, 168361749, 318016637, 392844081, 954049911, 1178532243, 2226116459, 2862149733, 6678349377, 20035048131]

約数ペア:

[(1, 20035048131), (3, 6678349377), (7, 2862149733), (9, 2226116459), (17, 1178532243), (21, 954049911), (51, 392844081), (63, 318016637), (119, 168361749), (153, 130948027), (357, 56120583), (1071, 18706861)]