73919728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{243157}}^1$

素因数の和:243184

約数の個数: 20

約数和(自身を含む): 150757960

約数和(自身を除く): 76838232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 243157, 486314, 972628, 1945256, 3890512, 4619983, 9239966, 18479932, 36959864, 73919728]

約数ペア:

[(1, 73919728), (2, 36959864), (4, 18479932), (8, 9239966), (16, 4619983), (19, 3890512), (38, 1945256), (76, 972628), (152, 486314), (304, 243157)]