19692409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 4637831

約数列:

[1, 11, 17, 31, 43, 79, 187, 341, 473, 527, 731, 869, 1333, 1343, 2449, 3397, 5797, 8041, 14663, 14773, 22661, 26939, 37367, 41633, 57749, 105307, 249271, 457963, 635239, 1158377, 1790219, 19692409]

約数ペア:

[(1, 19692409), (11, 1790219), (17, 1158377), (31, 635239), (43, 457963), (79, 249271), (187, 105307), (341, 57749), (473, 41633), (527, 37367), (731, 26939), (869, 22661), (1333, 14773), (1343, 14663), (2449, 8041), (3397, 5797)]