387959876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{503}}^1\times {\mathrm{4703}}^1$

素因数の和:5251

約数の個数: 24

約数和(自身を含む): 697019904

約数和(自身を除く): 309060028

約数列:

[1, 2, 4, 41, 82, 164, 503, 1006, 2012, 4703, 9406, 18812, 20623, 41246, 82492, 192823, 385646, 771292, 2365609, 4731218, 9462436, 96989969, 193979938, 387959876]

約数ペア:

[(1, 387959876), (2, 193979938), (4, 96989969), (41, 9462436), (82, 4731218), (164, 2365609), (503, 771292), (1006, 385646), (2012, 192823), (4703, 82492), (9406, 41246), (18812, 20623)]