19309108016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109710841}}^1$

素因数の和:109710860

約数の個数: 20

約数和(自身を含む): 40812433224

約数和(自身を除く): 21503325208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109710841, 219421682, 438843364, 877686728, 1206819251, 1755373456, 2413638502, 4827277004, 9654554008, 19309108016]

約数ペア:

[(1, 19309108016), (2, 9654554008), (4, 4827277004), (8, 2413638502), (11, 1755373456), (16, 1206819251), (22, 877686728), (44, 438843364), (88, 219421682), (176, 109710841)]