195325168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{642517}}^1$

素因数の和:642544

約数の個数: 20

約数和(自身を含む): 398361160

約数和(自身を除く): 203035992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 642517, 1285034, 2570068, 5140136, 10280272, 12207823, 24415646, 48831292, 97662584, 195325168]

約数ペア:

[(1, 195325168), (2, 97662584), (4, 48831292), (8, 24415646), (16, 12207823), (19, 10280272), (38, 5140136), (76, 2570068), (152, 1285034), (304, 642517)]