19365087

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 30523392

約数和(自身を除く): 11158305

約数列:

[1, 3, 7, 21, 53, 127, 137, 159, 371, 381, 411, 889, 959, 1113, 2667, 2877, 6731, 7261, 17399, 20193, 21783, 47117, 50827, 52197, 121793, 141351, 152481, 365379, 922147, 2766441, 6455029, 19365087]

約数ペア:

[(1, 19365087), (3, 6455029), (7, 2766441), (21, 922147), (53, 365379), (127, 152481), (137, 141351), (159, 121793), (371, 52197), (381, 50827), (411, 47117), (889, 21783), (959, 20193), (1113, 17399), (2667, 7261), (2877, 6731)]