20315589

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18253}}^1$

素因数の和:18316

約数の個数: 16

約数和(自身を含む): 31542912

約数和(自身を除く): 11227323

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18253, 54759, 127771, 383313, 967409, 2902227, 6771863, 20315589]

約数ペア:

[(1, 20315589), (3, 6771863), (7, 2902227), (21, 967409), (53, 383313), (159, 127771), (371, 54759), (1113, 18253)]