19244511

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 34419840

約数和(自身を除く): 15175329

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 787, 1287, 1881, 2223, 2361, 2717, 7083, 8151, 8657, 10231, 14953, 24453, 25971, 30693, 44859, 77913, 92079, 112541, 134577, 164483, 194389, 337623, 493449, 583167, 1012869, 1480347, 1749501, 2138279, 6414837, 19244511]

約数ペア:

[(1, 19244511), (3, 6414837), (9, 2138279), (11, 1749501), (13, 1480347), (19, 1012869), (33, 583167), (39, 493449), (57, 337623), (99, 194389), (117, 164483), (143, 134577), (171, 112541), (209, 92079), (247, 77913), (429, 44859), (627, 30693), (741, 25971), (787, 24453), (1287, 14953), (1881, 10231), (2223, 8657), (2361, 8151), (2717, 7083)]