18920967

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{11833}}^1$

素因数の和:11890

約数の個数: 16

約数和(自身を含む): 27833568

約数和(自身を除く): 8912601

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 11833, 35499, 153829, 461487, 485153, 1455459, 6306989, 18920967]

約数ペア:

[(1, 18920967), (3, 6306989), (13, 1455459), (39, 485153), (41, 461487), (123, 153829), (533, 35499), (1599, 11833)]