20349878834

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{4441}}^1$

素因数の和:4946

約数の個数: 32

約数和(自身を含む): 31432302720

約数和(自身を除く): 11082423886

約数列:

[1, 2, 53, 106, 139, 278, 311, 622, 4441, 7367, 8882, 14734, 16483, 32966, 43229, 86458, 235373, 470746, 617299, 1234598, 1381151, 2291137, 2762302, 4582274, 32716847, 65433694, 73201003, 146402006, 191979989, 383959978, 10174939417, 20349878834]

約数ペア:

[(1, 20349878834), (2, 10174939417), (53, 383959978), (106, 191979989), (139, 146402006), (278, 73201003), (311, 65433694), (622, 32716847), (4441, 4582274), (7367, 2762302), (8882, 2291137), (14734, 1381151), (16483, 1234598), (32966, 617299), (43229, 470746), (86458, 235373)]