20728272

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{14891}}^1$

素因数の和:14931

約数の個数: 40

約数和(自身を含む): 55398240

約数和(自身を除く): 34669968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 14891, 29782, 44673, 59564, 89346, 119128, 178692, 238256, 357384, 431839, 714768, 863678, 1295517, 1727356, 2591034, 3454712, 5182068, 6909424, 10364136, 20728272]

約数ペア:

[(1, 20728272), (2, 10364136), (3, 6909424), (4, 5182068), (6, 3454712), (8, 2591034), (12, 1727356), (16, 1295517), (24, 863678), (29, 714768), (48, 431839), (58, 357384), (87, 238256), (116, 178692), (174, 119128), (232, 89346), (348, 59564), (464, 44673), (696, 29782), (1392, 14891)]