19914191

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 23237280

約数和(自身を除く): 3323089

約数列:

[1, 11, 17, 109, 187, 977, 1199, 1853, 10747, 16609, 20383, 106493, 182699, 1171423, 1810381, 19914191]

約数ペア:

[(1, 19914191), (11, 1810381), (17, 1171423), (109, 182699), (187, 106493), (977, 20383), (1199, 16609), (1853, 10747)]