201020156

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{1229}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 356385120

約数和(自身を除く): 155364964

約数列:

[1, 2, 4, 103, 206, 397, 412, 794, 1229, 1588, 2458, 4916, 40891, 81782, 126587, 163564, 253174, 487913, 506348, 975826, 1951652, 50255039, 100510078, 201020156]

約数ペア:

[(1, 201020156), (2, 100510078), (4, 50255039), (103, 1951652), (206, 975826), (397, 506348), (412, 487913), (794, 253174), (1229, 163564), (1588, 126587), (2458, 81782), (4916, 40891)]