20735116

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4157}}^1$

素因数の和:4233

約数の個数: 24

約数和(自身を含む): 38419920

約数和(自身を除く): 17684804

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4157, 4988, 8314, 16628, 120553, 178751, 241106, 357502, 482212, 715004, 5183779, 10367558, 20735116]

約数ペア:

[(1, 20735116), (2, 10367558), (4, 5183779), (29, 715004), (43, 482212), (58, 357502), (86, 241106), (116, 178751), (172, 120553), (1247, 16628), (2494, 8314), (4157, 4988)]