19850481

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 33914880

約数和(自身を除く): 14064399

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 827, 889, 1143, 2481, 2667, 3429, 5789, 7443, 8001, 17367, 22329, 24003, 52101, 105029, 156303, 315087, 735203, 945261, 2205609, 2835783, 6616827, 19850481]

約数ペア:

[(1, 19850481), (3, 6616827), (7, 2835783), (9, 2205609), (21, 945261), (27, 735203), (63, 315087), (127, 156303), (189, 105029), (381, 52101), (827, 24003), (889, 22329), (1143, 17367), (2481, 8001), (2667, 7443), (3429, 5789)]