18393729

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{691}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 25908480

約数和(自身を除く): 7514751

約数列:

[1, 3, 19, 57, 467, 691, 1401, 2073, 8873, 13129, 26619, 39387, 322697, 968091, 6131243, 18393729]

約数ペア:

[(1, 18393729), (3, 6131243), (19, 968091), (57, 322697), (467, 39387), (691, 26619), (1401, 13129), (2073, 8873)]