20172860139

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{454313}}^1$

素因数の和:454395

約数の個数: 24

約数和(自身を含む): 29079730512

約数和(自身を除く): 8906870373

約数列:

[1, 3, 19, 41, 57, 123, 361, 779, 1083, 2337, 14801, 44403, 454313, 1362939, 8631947, 18626833, 25895841, 55880499, 164006993, 353909827, 492020979, 1061729481, 6724286713, 20172860139]

約数ペア:

[(1, 20172860139), (3, 6724286713), (19, 1061729481), (41, 492020979), (57, 353909827), (123, 164006993), (361, 55880499), (779, 25895841), (1083, 18626833), (2337, 8631947), (14801, 1362939), (44403, 454313)]