18821671

素因数分解:

${\mathrm{11}}^3\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:291

約数の個数: 16

約数和(自身を含む): 21081600

約数和(自身を除く): 2259929

約数列:

[1, 11, 79, 121, 179, 869, 1331, 1969, 9559, 14141, 21659, 105149, 155551, 238249, 1711061, 18821671]

約数ペア:

[(1, 18821671), (11, 1711061), (79, 238249), (121, 155551), (179, 105149), (869, 21659), (1331, 14141), (1969, 9559)]