18771344

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{1429}}^1$

素因数の和:2258

約数の個数: 20

約数和(自身を含む): 36439260

約数和(自身を除く): 17667916

約数列:

[1, 2, 4, 8, 16, 821, 1429, 1642, 2858, 3284, 5716, 6568, 11432, 13136, 22864, 1173209, 2346418, 4692836, 9385672, 18771344]

約数ペア:

[(1, 18771344), (2, 9385672), (4, 4692836), (8, 2346418), (16, 1173209), (821, 22864), (1429, 13136), (1642, 11432), (2858, 6568), (3284, 5716)]