19963530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73939}}^1$

素因数の和:73955

約数の個数: 32

約数和(自身を含む): 53236800

約数和(自身を除く): 33273270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 73939, 147878, 221817, 369695, 443634, 665451, 739390, 1109085, 1330902, 1996353, 2218170, 3327255, 3992706, 6654510, 9981765, 19963530]

約数ペア:

[(1, 19963530), (2, 9981765), (3, 6654510), (5, 3992706), (6, 3327255), (9, 2218170), (10, 1996353), (15, 1330902), (18, 1109085), (27, 739390), (30, 665451), (45, 443634), (54, 369695), (90, 221817), (135, 147878), (270, 73939)]