19371580

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4019}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 40859280

約数和(自身を除く): 21487700

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4019, 4820, 8038, 16076, 20095, 40190, 80380, 968579, 1937158, 3874316, 4842895, 9685790, 19371580]

約数ペア:

[(1, 19371580), (2, 9685790), (4, 4842895), (5, 3874316), (10, 1937158), (20, 968579), (241, 80380), (482, 40190), (964, 20095), (1205, 16076), (2410, 8038), (4019, 4820)]