19692464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2729}}^1$

素因数の和:2789

約数の個数: 40

約数和(自身を含む): 42653520

約数和(自身を除く): 22961056

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2729, 3608, 5458, 7216, 10916, 21832, 30019, 43664, 60038, 111889, 120076, 223778, 240152, 447556, 480304, 895112, 1230779, 1790224, 2461558, 4923116, 9846232, 19692464]

約数ペア:

[(1, 19692464), (2, 9846232), (4, 4923116), (8, 2461558), (11, 1790224), (16, 1230779), (22, 895112), (41, 480304), (44, 447556), (82, 240152), (88, 223778), (164, 120076), (176, 111889), (328, 60038), (451, 43664), (656, 30019), (902, 21832), (1804, 10916), (2729, 7216), (3608, 5458)]