19771305

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 33575040

約数和(自身を除く): 13803735

約数列:

[1, 3, 5, 15, 19, 57, 95, 173, 285, 401, 519, 865, 1203, 2005, 2595, 3287, 6015, 7619, 9861, 16435, 22857, 38095, 49305, 69373, 114285, 208119, 346865, 1040595, 1318087, 3954261, 6590435, 19771305]

約数ペア:

[(1, 19771305), (3, 6590435), (5, 3954261), (15, 1318087), (19, 1040595), (57, 346865), (95, 208119), (173, 114285), (285, 69373), (401, 49305), (519, 38095), (865, 22857), (1203, 16435), (2005, 9861), (2595, 7619), (3287, 6015)]