19545189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{2141}}^1$

素因数の和:2340

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 8215131

約数列:

[1, 3, 17, 51, 179, 537, 2141, 3043, 6423, 9129, 36397, 109191, 383239, 1149717, 6515063, 19545189]

約数ペア:

[(1, 19545189), (3, 6515063), (17, 1149717), (51, 383239), (179, 109191), (537, 36397), (2141, 9129), (3043, 6423)]