19083393

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 36

約数和(自身を含む): 32440980

約数和(自身を除く): 13357587

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 397, 441, 763, 981, 1191, 2289, 2779, 3573, 5341, 6867, 8337, 16023, 19453, 25011, 43273, 48069, 58359, 129819, 175077, 302911, 389457, 908733, 2120377, 2726199, 6361131, 19083393]

約数ペア:

[(1, 19083393), (3, 6361131), (7, 2726199), (9, 2120377), (21, 908733), (49, 389457), (63, 302911), (109, 175077), (147, 129819), (327, 58359), (397, 48069), (441, 43273), (763, 25011), (981, 19453), (1191, 16023), (2289, 8337), (2779, 6867), (3573, 5341)]