19069765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 8146235

約数列:

[1, 5, 11, 13, 55, 65, 143, 149, 179, 715, 745, 895, 1639, 1937, 1969, 2327, 8195, 9685, 9845, 11635, 21307, 25597, 26671, 106535, 127985, 133355, 293381, 346723, 1466905, 1733615, 3813953, 19069765]

約数ペア:

[(1, 19069765), (5, 3813953), (11, 1733615), (13, 1466905), (55, 346723), (65, 293381), (143, 133355), (149, 127985), (179, 106535), (715, 26671), (745, 25597), (895, 21307), (1639, 11635), (1937, 9845), (1969, 9685), (2327, 8195)]