20219490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{74887}}^1$

素因数の和:74903

約数の個数: 32

約数和(自身を含む): 53919360

約数和(自身を除く): 33699870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 74887, 149774, 224661, 374435, 449322, 673983, 748870, 1123305, 1347966, 2021949, 2246610, 3369915, 4043898, 6739830, 10109745, 20219490]

約数ペア:

[(1, 20219490), (2, 10109745), (3, 6739830), (5, 4043898), (6, 3369915), (9, 2246610), (10, 2021949), (15, 1347966), (18, 1123305), (27, 748870), (30, 673983), (45, 449322), (54, 374435), (90, 224661), (135, 149774), (270, 74887)]