19081238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{5821}}^1$

素因数の和:5983

約数の個数: 16

約数和(自身を含む): 31438800

約数和(自身を除く): 12357562

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 5821, 11642, 64031, 128062, 867329, 1734658, 9540619, 19081238]

約数ペア:

[(1, 19081238), (2, 9540619), (11, 1734658), (22, 867329), (149, 128062), (298, 64031), (1639, 11642), (3278, 5821)]