180886916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8293}}^1$

素因数の和:8364

約数の個数: 48

約数和(自身を含む): 390149760

約数和(自身を除く): 209262844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1558, 3116, 5453, 8293, 10906, 16586, 21812, 33172, 58051, 116102, 157567, 232204, 315134, 340013, 630268, 680026, 1102969, 1360052, 2205938, 2380091, 4411876, 4760182, 6460247, 9520364, 12920494, 25840988, 45221729, 90443458, 180886916]

約数ペア:

[(1, 180886916), (2, 90443458), (4, 45221729), (7, 25840988), (14, 12920494), (19, 9520364), (28, 6460247), (38, 4760182), (41, 4411876), (76, 2380091), (82, 2205938), (133, 1360052), (164, 1102969), (266, 680026), (287, 630268), (532, 340013), (574, 315134), (779, 232204), (1148, 157567), (1558, 116102), (3116, 58051), (5453, 33172), (8293, 21812), (10906, 16586)]