19125381

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 30643200

約数和(自身を除く): 11517819

約数列:

[1, 3, 11, 19, 33, 47, 57, 59, 121, 141, 177, 209, 363, 517, 627, 649, 893, 1121, 1551, 1947, 2299, 2679, 2773, 3363, 5687, 6897, 7139, 8319, 9823, 12331, 17061, 21417, 29469, 30503, 36993, 52687, 91509, 108053, 135641, 158061, 324159, 335533, 406923, 579557, 1006599, 1738671, 6375127, 19125381]

約数ペア:

[(1, 19125381), (3, 6375127), (11, 1738671), (19, 1006599), (33, 579557), (47, 406923), (57, 335533), (59, 324159), (121, 158061), (141, 135641), (177, 108053), (209, 91509), (363, 52687), (517, 36993), (627, 30503), (649, 29469), (893, 21417), (1121, 17061), (1551, 12331), (1947, 9823), (2299, 8319), (2679, 7139), (2773, 6897), (3363, 5687)]