19980362

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{18131}}^1$

素因数の和:18181

約数の個数: 16

約数和(自身を含む): 32637600

約数和(自身を除く): 12657238

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 18131, 36262, 344489, 525799, 688978, 1051598, 9990181, 19980362]

約数ペア:

[(1, 19980362), (2, 9990181), (19, 1051598), (29, 688978), (38, 525799), (58, 344489), (551, 36262), (1102, 18131)]