391814656

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{40277}}^1$

素因数の和:40314

約数の個数: 40

約数和(自身を含む): 824087880

約数和(自身を除く): 432273224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 40277, 80554, 161108, 322216, 644432, 765263, 1288864, 1530526, 2577728, 3061052, 5155456, 6122104, 10310912, 12244208, 20621824, 24488416, 48976832, 97953664, 195907328, 391814656]

約数ペア:

[(1, 391814656), (2, 195907328), (4, 97953664), (8, 48976832), (16, 24488416), (19, 20621824), (32, 12244208), (38, 10310912), (64, 6122104), (76, 5155456), (128, 3061052), (152, 2577728), (256, 1530526), (304, 1288864), (512, 765263), (608, 644432), (1216, 322216), (2432, 161108), (4864, 80554), (9728, 40277)]