19742490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219361}}^1$

素因数の和:219374

約数の個数: 24

約数和(自身を含む): 51330708

約数和(自身を除く): 31588218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219361, 438722, 658083, 1096805, 1316166, 1974249, 2193610, 3290415, 3948498, 6580830, 9871245, 19742490]

約数ペア:

[(1, 19742490), (2, 9871245), (3, 6580830), (5, 3948498), (6, 3290415), (9, 2193610), (10, 1974249), (15, 1316166), (18, 1096805), (30, 658083), (45, 438722), (90, 219361)]