20105444812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1\times {\mathrm{953}}^1$

素因数の和:1882

約数の個数: 48

約数和(自身を含む): 36300005280

約数和(自身を除く): 16194560468

約数列:

[1, 2, 4, 43, 86, 172, 173, 346, 692, 709, 953, 1418, 1906, 2836, 3812, 7439, 14878, 29756, 30487, 40979, 60974, 81958, 121948, 122657, 163916, 164869, 245314, 329738, 490628, 659476, 675677, 1351354, 2702708, 5274251, 7089367, 10548502, 14178734, 21097004, 28357468, 29054111, 58108222, 116216444, 116892121, 233784242, 467568484, 5026361203, 10052722406, 20105444812]

約数ペア:

[(1, 20105444812), (2, 10052722406), (4, 5026361203), (43, 467568484), (86, 233784242), (172, 116892121), (173, 116216444), (346, 58108222), (692, 29054111), (709, 28357468), (953, 21097004), (1418, 14178734), (1906, 10548502), (2836, 7089367), (3812, 5274251), (7439, 2702708), (14878, 1351354), (29756, 675677), (30487, 659476), (40979, 490628), (60974, 329738), (81958, 245314), (121948, 164869), (122657, 163916)]