18715590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{69317}}^1$

素因数の和:69333

約数の個数: 32

約数和(自身を含む): 49908960

約数和(自身を除く): 31193370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 69317, 138634, 207951, 346585, 415902, 623853, 693170, 1039755, 1247706, 1871559, 2079510, 3119265, 3743118, 6238530, 9357795, 18715590]

約数ペア:

[(1, 18715590), (2, 9357795), (3, 6238530), (5, 3743118), (6, 3119265), (9, 2079510), (10, 1871559), (15, 1247706), (18, 1039755), (27, 693170), (30, 623853), (45, 415902), (54, 346585), (90, 207951), (135, 138634), (270, 69317)]