20312234159

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{40853}}^1$

素因数の和:41079

約数の個数: 24

約数和(自身を含む): 24125104080

約数和(自身を除く): 3812869921

約数列:

[1, 7, 49, 73, 139, 511, 973, 3577, 6811, 10147, 40853, 71029, 285971, 497203, 2001797, 2982269, 5678567, 20875883, 39749969, 146131181, 278249783, 414535391, 2901747737, 20312234159]

約数ペア:

[(1, 20312234159), (7, 2901747737), (49, 414535391), (73, 278249783), (139, 146131181), (511, 39749969), (973, 20875883), (3577, 5678567), (6811, 2982269), (10147, 2001797), (40853, 497203), (71029, 285971)]