12840272

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{27673}}^1$

素因数の和:27710

約数の個数: 20

約数和(自身を含む): 25736820

約数和(自身を除く): 12896548

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 27673, 55346, 110692, 221384, 442768, 802517, 1605034, 3210068, 6420136, 12840272]

約数ペア:

[(1, 12840272), (2, 6420136), (4, 3210068), (8, 1605034), (16, 802517), (29, 442768), (58, 221384), (116, 110692), (232, 55346), (464, 27673)]