28207664

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{29881}}^1$

素因数の和:29948

約数の個数: 20

約数和(自身を含む): 55580520

約数和(自身を除く): 27372856

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 29881, 59762, 119524, 239048, 478096, 1762979, 3525958, 7051916, 14103832, 28207664]

約数ペア:

[(1, 28207664), (2, 14103832), (4, 7051916), (8, 3525958), (16, 1762979), (59, 478096), (118, 239048), (236, 119524), (472, 59762), (944, 29881)]