18850647

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 25712640

約数和(自身を除く): 6861993

約数列:

[1, 3, 61, 183, 239, 431, 717, 1293, 14579, 26291, 43737, 78873, 103009, 309027, 6283549, 18850647]

約数ペア:

[(1, 18850647), (3, 6283549), (61, 309027), (183, 103009), (239, 78873), (431, 43737), (717, 26291), (1293, 14579)]