666872656

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{116099}}^1$

素因数の和:116466

約数の個数: 20

約数和(自身を含む): 1295676000

約数和(自身を除く): 628803344

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 5744, 116099, 232198, 464396, 928792, 1857584, 41679541, 83359082, 166718164, 333436328, 666872656]

約数ペア:

[(1, 666872656), (2, 333436328), (4, 166718164), (8, 83359082), (16, 41679541), (359, 1857584), (718, 928792), (1436, 464396), (2872, 232198), (5744, 116099)]