15921950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{28949}}^1$

素因数の和:28972

約数の個数: 24

約数和(自身を含む): 32308200

約数和(自身を除く): 16386250

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 28949, 57898, 144745, 289490, 318439, 636878, 723725, 1447450, 1592195, 3184390, 7960975, 15921950]

約数ペア:

[(1, 15921950), (2, 7960975), (5, 3184390), (10, 1592195), (11, 1447450), (22, 723725), (25, 636878), (50, 318439), (55, 289490), (110, 144745), (275, 57898), (550, 28949)]