19007949136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{345047}}^1$

素因数の和:345379

約数の個数: 40

約数和(自身を含む): 40304366784

約数和(自身を除く): 21296417648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 313, 626, 1252, 2504, 3443, 5008, 6886, 13772, 27544, 55088, 345047, 690094, 1380188, 2760376, 3795517, 5520752, 7591034, 15182068, 30364136, 60728272, 107999711, 215999422, 431998844, 863997688, 1187996821, 1727995376, 2375993642, 4751987284, 9503974568, 19007949136]

約数ペア:

[(1, 19007949136), (2, 9503974568), (4, 4751987284), (8, 2375993642), (11, 1727995376), (16, 1187996821), (22, 863997688), (44, 431998844), (88, 215999422), (176, 107999711), (313, 60728272), (626, 30364136), (1252, 15182068), (2504, 7591034), (3443, 5520752), (5008, 3795517), (6886, 2760376), (13772, 1380188), (27544, 690094), (55088, 345047)]