18824882839

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1\times {\mathrm{2221}}^1$

素因数の和:3271

約数の個数: 32

約数和(自身を含む): 22807319040

約数和(自身を除く): 3982436201

約数列:

[1, 7, 29, 43, 203, 301, 971, 1247, 2221, 6797, 8729, 15547, 28159, 41753, 64409, 95503, 197113, 292271, 450863, 668521, 1210837, 2156591, 2769587, 8475859, 15096137, 19387109, 62541139, 92733413, 437787973, 649133891, 2689268977, 18824882839]

約数ペア:

[(1, 18824882839), (7, 2689268977), (29, 649133891), (43, 437787973), (203, 92733413), (301, 62541139), (971, 19387109), (1247, 15096137), (2221, 8475859), (6797, 2769587), (8729, 2156591), (15547, 1210837), (28159, 668521), (41753, 450863), (64409, 292271), (95503, 197113)]