19553724

素因数分解:

$2^2\times 3^5\times {\mathrm{20117}}^1$

素因数の和:20136

約数の個数: 36

約数和(自身を含む): 51260664

約数和(自身を除く): 31706940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 20117, 40234, 60351, 80468, 120702, 181053, 241404, 362106, 543159, 724212, 1086318, 1629477, 2172636, 3258954, 4888431, 6517908, 9776862, 19553724]

約数ペア:

[(1, 19553724), (2, 9776862), (3, 6517908), (4, 4888431), (6, 3258954), (9, 2172636), (12, 1629477), (18, 1086318), (27, 724212), (36, 543159), (54, 362106), (81, 241404), (108, 181053), (162, 120702), (243, 80468), (324, 60351), (486, 40234), (972, 20117)]