19143173

素因数分解:

$7^5\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 24

約数和(自身を含む): 24000192

約数和(自身を除く): 4857019

約数列:

[1, 7, 17, 49, 67, 119, 343, 469, 833, 1139, 2401, 3283, 5831, 7973, 16807, 22981, 40817, 55811, 160867, 285719, 390677, 1126069, 2734739, 19143173]

約数ペア:

[(1, 19143173), (7, 2734739), (17, 1126069), (49, 390677), (67, 285719), (119, 160867), (343, 55811), (469, 40817), (833, 22981), (1139, 16807), (2401, 7973), (3283, 5831)]