19103645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 26732160

約数和(自身を除く): 7628515

約数列:

[1, 5, 11, 19, 55, 95, 101, 181, 209, 505, 905, 1045, 1111, 1919, 1991, 3439, 5555, 9595, 9955, 17195, 18281, 21109, 37829, 91405, 105545, 189145, 201091, 347339, 1005455, 1736695, 3820729, 19103645]

約数ペア:

[(1, 19103645), (5, 3820729), (11, 1736695), (19, 1005455), (55, 347339), (95, 201091), (101, 189145), (181, 105545), (209, 91405), (505, 37829), (905, 21109), (1045, 18281), (1111, 17195), (1919, 9955), (1991, 9595), (3439, 5555)]