19392615

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1451}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 38054016

約数和(自身を除く): 18661401

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1451, 1485, 2673, 4353, 4455, 7255, 13059, 13365, 15961, 21765, 39177, 47883, 65295, 79805, 117531, 143649, 195885, 239415, 352593, 430947, 587655, 718245, 1292841, 1762965, 2154735, 3878523, 6464205, 19392615]

約数ペア:

[(1, 19392615), (3, 6464205), (5, 3878523), (9, 2154735), (11, 1762965), (15, 1292841), (27, 718245), (33, 587655), (45, 430947), (55, 352593), (81, 239415), (99, 195885), (135, 143649), (165, 117531), (243, 79805), (297, 65295), (405, 47883), (495, 39177), (891, 21765), (1215, 15961), (1451, 13365), (1485, 13059), (2673, 7255), (4353, 4455)]