389954176

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{160343}}^1$

素因数の和:160376

約数の個数: 32

約数和(自身を含む): 817754400

約数和(自身を除く): 427800224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 160343, 320686, 641372, 1282744, 2565488, 3046517, 5130976, 6093034, 10261952, 12186068, 20523904, 24372136, 48744272, 97488544, 194977088, 389954176]

約数ペア:

[(1, 389954176), (2, 194977088), (4, 97488544), (8, 48744272), (16, 24372136), (19, 20523904), (32, 12186068), (38, 10261952), (64, 6093034), (76, 5130976), (128, 3046517), (152, 2565488), (304, 1282744), (608, 641372), (1216, 320686), (2432, 160343)]