19893153

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7459}}^1$

素因数の和:7596

約数の個数: 16

約数和(自身を含む): 30556160

約数和(自身を除く): 10663007

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7459, 22377, 52213, 156639, 947293, 2841879, 6631051, 19893153]

約数ペア:

[(1, 19893153), (3, 6631051), (7, 2841879), (21, 947293), (127, 156639), (381, 52213), (889, 22377), (2667, 7459)]