19490174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{5867}}^1$

素因数の和:6031

約数の個数: 16

約数和(自身を含む): 32109696

約数和(自身を除く): 12619522

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 5867, 11734, 64537, 129074, 885917, 1771834, 9745087, 19490174]

約数ペア:

[(1, 19490174), (2, 9745087), (11, 1771834), (22, 885917), (151, 129074), (302, 64537), (1661, 11734), (3322, 5867)]