20946974

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{691}}^1$

素因数の和:1375

約数の個数: 16

約数和(自身を含む): 32883840

約数和(自身を除く): 11936866

約数列:

[1, 2, 23, 46, 659, 691, 1318, 1382, 15157, 15893, 30314, 31786, 455369, 910738, 10473487, 20946974]

約数ペア:

[(1, 20946974), (2, 10473487), (23, 910738), (46, 455369), (659, 31786), (691, 30314), (1318, 15893), (1382, 15157)]