19478192

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3813

約数の個数: 40

約数和(自身を含む): 42073200

約数和(自身を除く): 22595008

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 3769, 5168, 7538, 15076, 30152, 60304, 64073, 71611, 128146, 143222, 256292, 286444, 512584, 572888, 1025168, 1145776, 1217387, 2434774, 4869548, 9739096, 19478192]

約数ペア:

[(1, 19478192), (2, 9739096), (4, 4869548), (8, 2434774), (16, 1217387), (17, 1145776), (19, 1025168), (34, 572888), (38, 512584), (68, 286444), (76, 256292), (136, 143222), (152, 128146), (272, 71611), (304, 64073), (323, 60304), (646, 30152), (1292, 15076), (2584, 7538), (3769, 5168)]