20164874564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{648889}}^1$

素因数の和:649367

約数の個数: 24

約数和(自身を含む): 37446144120

約数和(自身を除く): 17281269556

約数列:

[1, 2, 4, 17, 34, 68, 457, 914, 1828, 7769, 15538, 31076, 648889, 1297778, 2595556, 11031113, 22062226, 44124452, 296542273, 593084546, 1186169092, 5041218641, 10082437282, 20164874564]

約数ペア:

[(1, 20164874564), (2, 10082437282), (4, 5041218641), (17, 1186169092), (34, 593084546), (68, 296542273), (457, 44124452), (914, 22062226), (1828, 11031113), (7769, 2595556), (15538, 1297778), (31076, 648889)]