20198391

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4621}}^1$

素因数の和:4702

約数の個数: 16

約数和(自身を含む): 28397568

約数和(自身を除く): 8199177

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4621, 13863, 143251, 217187, 429753, 651561, 6732797, 20198391]

約数ペア:

[(1, 20198391), (3, 6732797), (31, 651561), (47, 429753), (93, 217187), (141, 143251), (1457, 13863), (4371, 4621)]