720422028

素因数分解:

$2^2\times 3^2\times {\mathrm{20011723}}^1$

素因数の和:20011733

約数の個数: 18

約数和(自身を含む): 1821066884

約数和(自身を除く): 1100644856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 20011723, 40023446, 60035169, 80046892, 120070338, 180105507, 240140676, 360211014, 720422028]

約数ペア:

[(1, 720422028), (2, 360211014), (3, 240140676), (4, 180105507), (6, 120070338), (9, 80046892), (12, 60035169), (18, 40023446), (36, 20011723)]