19873088

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:367

約数の個数: 56

約数和(自身を含む): 42367200

約数和(自身を除く): 22494112

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 64, 76, 118, 152, 236, 277, 304, 472, 554, 608, 944, 1108, 1121, 1216, 1888, 2216, 2242, 3776, 4432, 4484, 5263, 8864, 8968, 10526, 16343, 17728, 17936, 21052, 32686, 35872, 42104, 65372, 71744, 84208, 130744, 168416, 261488, 310517, 336832, 522976, 621034, 1045952, 1242068, 2484136, 4968272, 9936544, 19873088]

約数ペア:

[(1, 19873088), (2, 9936544), (4, 4968272), (8, 2484136), (16, 1242068), (19, 1045952), (32, 621034), (38, 522976), (59, 336832), (64, 310517), (76, 261488), (118, 168416), (152, 130744), (236, 84208), (277, 71744), (304, 65372), (472, 42104), (554, 35872), (608, 32686), (944, 21052), (1108, 17936), (1121, 17728), (1216, 16343), (1888, 10526), (2216, 8968), (2242, 8864), (3776, 5263), (4432, 4484)]