19217350

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1951}}^1$

素因数の和:2160

約数の個数: 24

約数和(自身を含む): 35944128

約数和(自身を除く): 16726778

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1951, 1970, 3902, 4925, 9755, 9850, 19510, 48775, 97550, 384347, 768694, 1921735, 3843470, 9608675, 19217350]

約数ペア:

[(1, 19217350), (2, 9608675), (5, 3843470), (10, 1921735), (25, 768694), (50, 384347), (197, 97550), (394, 48775), (985, 19510), (1951, 9850), (1970, 9755), (3902, 4925)]