19970460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{110947}}^1$

素因数の和:110962

約数の個数: 36

約数和(自身を含む): 60577608

約数和(自身を除く): 40607148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 110947, 221894, 332841, 443788, 554735, 665682, 998523, 1109470, 1331364, 1664205, 1997046, 2218940, 3328410, 3994092, 4992615, 6656820, 9985230, 19970460]

約数ペア:

[(1, 19970460), (2, 9985230), (3, 6656820), (4, 4992615), (5, 3994092), (6, 3328410), (9, 2218940), (10, 1997046), (12, 1664205), (15, 1331364), (18, 1109470), (20, 998523), (30, 665682), (36, 554735), (45, 443788), (60, 332841), (90, 221894), (180, 110947)]