40631728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{133657}}^1$

素因数の和:133684

約数の個数: 20

約数和(自身を含む): 82867960

約数和(自身を除く): 42236232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 133657, 267314, 534628, 1069256, 2138512, 2539483, 5078966, 10157932, 20315864, 40631728]

約数ペア:

[(1, 40631728), (2, 20315864), (4, 10157932), (8, 5078966), (16, 2539483), (19, 2138512), (38, 1069256), (76, 534628), (152, 267314), (304, 133657)]