20715633

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 30806568

約数和(自身を除く): 10090935

約数列:

[1, 3, 9, 53, 137, 159, 317, 411, 477, 951, 1233, 2853, 7261, 16801, 21783, 43429, 50403, 65349, 130287, 151209, 390861, 2301737, 6905211, 20715633]

約数ペア:

[(1, 20715633), (3, 6905211), (9, 2301737), (53, 390861), (137, 151209), (159, 130287), (317, 65349), (411, 50403), (477, 43429), (951, 21783), (1233, 16801), (2853, 7261)]