19400792

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{78229}}^1$

素因数の和:78266

約数の個数: 16

約数和(自身を含む): 37550400

約数和(自身を除く): 18149608

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 78229, 156458, 312916, 625832, 2425099, 4850198, 9700396, 19400792]

約数ペア:

[(1, 19400792), (2, 9700396), (4, 4850198), (8, 2425099), (31, 625832), (62, 312916), (124, 156458), (248, 78229)]