19501850

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4021}}^1$

素因数の和:4130

約数の個数: 24

約数和(自身を含む): 36656508

約数和(自身を除く): 17154658

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4021, 4850, 8042, 20105, 40210, 100525, 201050, 390037, 780074, 1950185, 3900370, 9750925, 19501850]

約数ペア:

[(1, 19501850), (2, 9750925), (5, 3900370), (10, 1950185), (25, 780074), (50, 390037), (97, 201050), (194, 100525), (485, 40210), (970, 20105), (2425, 8042), (4021, 4850)]