20875274

素因数分解:

$2^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{769}}^1$

素因数の和:1062

約数の個数: 24

約数和(自身を含む): 36604260

約数和(自身を除く): 15728986

約数列:

[1, 2, 7, 14, 49, 98, 277, 554, 769, 1538, 1939, 3878, 5383, 10766, 13573, 27146, 37681, 75362, 213013, 426026, 1491091, 2982182, 10437637, 20875274]

約数ペア:

[(1, 20875274), (2, 10437637), (7, 2982182), (14, 1491091), (49, 426026), (98, 213013), (277, 75362), (554, 37681), (769, 27146), (1538, 13573), (1939, 10766), (3878, 5383)]