19935716

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 35928480

約数和(自身を除く): 15992764

約数列:

[1, 2, 4, 67, 73, 134, 146, 268, 292, 1019, 2038, 4076, 4891, 9782, 19564, 68273, 74387, 136546, 148774, 273092, 297548, 4983929, 9967858, 19935716]

約数ペア:

[(1, 19935716), (2, 9967858), (4, 4983929), (67, 297548), (73, 273092), (134, 148774), (146, 136546), (268, 74387), (292, 68273), (1019, 19564), (2038, 9782), (4076, 4891)]