20138236083

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2440111}}^1$

素因数の和:2440255

約数の個数: 24

約数和(自身を含む): 33497857536

約数和(自身を除く): 13359621453

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 2440111, 7320333, 17080777, 21960999, 51242331, 153726993, 319654541, 958963623, 2237581787, 2876890869, 6712745361, 20138236083]

約数ペア:

[(1, 20138236083), (3, 6712745361), (7, 2876890869), (9, 2237581787), (21, 958963623), (63, 319654541), (131, 153726993), (393, 51242331), (917, 21960999), (1179, 17080777), (2751, 7320333), (8253, 2440111)]