90138128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{296507}}^1$

素因数の和:296534

約数の個数: 20

約数和(自身を含む): 183834960

約数和(自身を除く): 93696832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 296507, 593014, 1186028, 2372056, 4744112, 5633633, 11267266, 22534532, 45069064, 90138128]

約数ペア:

[(1, 90138128), (2, 45069064), (4, 22534532), (8, 11267266), (16, 5633633), (19, 4744112), (38, 2372056), (76, 1186028), (152, 593014), (304, 296507)]