68931248

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{16381}}^1$

素因数の和:16652

約数の個数: 20

約数和(自身を含む): 134070288

約数和(自身を除く): 65139040

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 16381, 32762, 65524, 131048, 262096, 4308203, 8616406, 17232812, 34465624, 68931248]

約数ペア:

[(1, 68931248), (2, 34465624), (4, 17232812), (8, 8616406), (16, 4308203), (263, 262096), (526, 131048), (1052, 65524), (2104, 32762), (4208, 16381)]