538361876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{220279}}^1$

素因数の和:220343

約数の個数: 24

約数和(自身を含む): 1036197120

約数和(自身を除く): 497835244

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 220279, 440558, 881116, 2863627, 5727254, 10353113, 11454508, 20706226, 41412452, 134590469, 269180938, 538361876]

約数ペア:

[(1, 538361876), (2, 269180938), (4, 134590469), (13, 41412452), (26, 20706226), (47, 11454508), (52, 10353113), (94, 5727254), (188, 2863627), (611, 881116), (1222, 440558), (2444, 220279)]