20812914

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13931}}^1$

素因数の和:14022

約数の個数: 24

約数和(自身を含む): 45641232

約数和(自身を除く): 24828318

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13931, 27862, 41793, 83586, 125379, 250758, 1156273, 2312546, 3468819, 6937638, 10406457, 20812914]

約数ペア:

[(1, 20812914), (2, 10406457), (3, 6937638), (6, 3468819), (9, 2312546), (18, 1156273), (83, 250758), (166, 125379), (249, 83586), (498, 41793), (747, 27862), (1494, 13931)]