18670980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311183}}^1$

素因数の和:311195

約数の個数: 24

約数和(自身を含む): 52278912

約数和(自身を除く): 33607932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311183, 622366, 933549, 1244732, 1555915, 1867098, 3111830, 3734196, 4667745, 6223660, 9335490, 18670980]

約数ペア:

[(1, 18670980), (2, 9335490), (3, 6223660), (4, 4667745), (5, 3734196), (6, 3111830), (10, 1867098), (12, 1555915), (15, 1244732), (20, 933549), (30, 622366), (60, 311183)]