18981152

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31219}}^1$

素因数の和:31248

約数の個数: 24

約数和(自身を含む): 39337200

約数和(自身を除く): 20356048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 31219, 62438, 124876, 249752, 499504, 593161, 999008, 1186322, 2372644, 4745288, 9490576, 18981152]

約数ペア:

[(1, 18981152), (2, 9490576), (4, 4745288), (8, 2372644), (16, 1186322), (19, 999008), (32, 593161), (38, 499504), (76, 249752), (152, 124876), (304, 62438), (608, 31219)]