20512671111

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{5849}}^1\times {\mathrm{20509}}^1$

素因数の和:26383

約数の個数: 24

約数和(自身を含む): 31195710000

約数和(自身を除く): 10683038889

約数列:

[1, 3, 9, 19, 57, 171, 5849, 17547, 20509, 52641, 61527, 111131, 184581, 333393, 389671, 1000179, 1169013, 3507039, 119957141, 359871423, 1079614269, 2279185679, 6837557037, 20512671111]

約数ペア:

[(1, 20512671111), (3, 6837557037), (9, 2279185679), (19, 1079614269), (57, 359871423), (171, 119957141), (5849, 3507039), (17547, 1169013), (20509, 1000179), (52641, 389671), (61527, 333393), (111131, 184581)]