19794870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219943}}^1$

素因数の和:219956

約数の個数: 24

約数和(自身を含む): 51466896

約数和(自身を除く): 31672026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219943, 439886, 659829, 1099715, 1319658, 1979487, 2199430, 3299145, 3958974, 6598290, 9897435, 19794870]

約数ペア:

[(1, 19794870), (2, 9897435), (3, 6598290), (5, 3958974), (6, 3299145), (9, 2199430), (10, 1979487), (15, 1319658), (18, 1099715), (30, 659829), (45, 439886), (90, 219943)]