18696417

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 25485312

約数和(自身を除く): 6788895

約数列:

[1, 3, 67, 191, 201, 487, 573, 1461, 12797, 32629, 38391, 93017, 97887, 279051, 6232139, 18696417]

約数ペア:

[(1, 18696417), (3, 6232139), (67, 279051), (191, 97887), (201, 93017), (487, 38391), (573, 32629), (1461, 12797)]