20505282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21227}}^1$

素因数の和:21262

約数の個数: 32

約数和(自身を含む): 48909312

約数和(自身を除く): 28404030

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 21227, 42454, 63681, 127362, 148589, 297178, 445767, 488221, 891534, 976442, 1464663, 2929326, 3417547, 6835094, 10252641, 20505282]

約数ペア:

[(1, 20505282), (2, 10252641), (3, 6835094), (6, 3417547), (7, 2929326), (14, 1464663), (21, 976442), (23, 891534), (42, 488221), (46, 445767), (69, 297178), (138, 148589), (161, 127362), (322, 63681), (483, 42454), (966, 21227)]