19171285

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 28016640

約数和(自身を除く): 8845355

約数列:

[1, 5, 7, 19, 35, 95, 127, 133, 227, 635, 665, 889, 1135, 1589, 2413, 4313, 4445, 7945, 12065, 16891, 21565, 28829, 30191, 84455, 144145, 150955, 201803, 547751, 1009015, 2738755, 3834257, 19171285]

約数ペア:

[(1, 19171285), (5, 3834257), (7, 2738755), (19, 1009015), (35, 547751), (95, 201803), (127, 150955), (133, 144145), (227, 84455), (635, 30191), (665, 28829), (889, 21565), (1135, 16891), (1589, 12065), (2413, 7945), (4313, 4445)]