19506201

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1109}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 11822439

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1109, 1353, 1599, 3327, 5863, 12199, 14417, 17589, 36597, 43251, 45469, 136407, 158587, 475761, 500159, 591097, 1500477, 1773291, 6502067, 19506201]

約数ペア:

[(1, 19506201), (3, 6502067), (11, 1773291), (13, 1500477), (33, 591097), (39, 500159), (41, 475761), (123, 158587), (143, 136407), (429, 45469), (451, 43251), (533, 36597), (1109, 17589), (1353, 14417), (1599, 12199), (3327, 5863)]