19807618

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7019}}^1$

素因数の和:7121

約数の個数: 16

約数和(自身を含む): 31842720

約数和(自身を除く): 12035102

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7019, 14038, 119323, 238646, 582577, 1165154, 9903809, 19807618]

約数ペア:

[(1, 19807618), (2, 9903809), (17, 1165154), (34, 582577), (83, 238646), (166, 119323), (1411, 14038), (2822, 7019)]