31978564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{7019}}^1$

素因数の和:7107

約数の個数: 24

約数和(自身を含む): 60147360

約数和(自身を除く): 28168796

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 7019, 14038, 28076, 119323, 238646, 470273, 477292, 940546, 1881092, 7994641, 15989282, 31978564]

約数ペア:

[(1, 31978564), (2, 15989282), (4, 7994641), (17, 1881092), (34, 940546), (67, 477292), (68, 470273), (134, 238646), (268, 119323), (1139, 28076), (2278, 14038), (4556, 7019)]