18996811251

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{898067}}^1$

素因数の和:898722

約数の個数: 16

約数和(自身を含む): 27674863488

約数和(自身を除く): 8678052237

約数列:

[1, 3, 11, 33, 641, 1923, 7051, 21153, 898067, 2694201, 9878737, 29636211, 575660947, 1726982841, 6332270417, 18996811251]

約数ペア:

[(1, 18996811251), (3, 6332270417), (11, 1726982841), (33, 575660947), (641, 29636211), (1923, 9878737), (7051, 2694201), (21153, 898067)]