19934289

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{4421}}^1$

素因数の和:4597

約数の個数: 16

約数和(自身を含む): 29715840

約数和(自身を除く): 9781551

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4421, 4509, 13263, 39789, 119367, 738307, 2214921, 6644763, 19934289]

約数ペア:

[(1, 19934289), (3, 6644763), (9, 2214921), (27, 738307), (167, 119367), (501, 39789), (1503, 13263), (4421, 4509)]