209100928

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:837

約数の個数: 64

約数和(自身を含む): 442598400

約数和(自身を除く): 233497472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 128, 152, 254, 304, 508, 608, 677, 1016, 1216, 1354, 2032, 2413, 2432, 2708, 4064, 4826, 5416, 8128, 9652, 10832, 12863, 16256, 19304, 21664, 25726, 38608, 43328, 51452, 77216, 85979, 86656, 102904, 154432, 171958, 205808, 308864, 343916, 411616, 687832, 823232, 1375664, 1633601, 1646464, 2751328, 3267202, 5502656, 6534404, 11005312, 13068808, 26137616, 52275232, 104550464, 209100928]

約数ペア:

[(1, 209100928), (2, 104550464), (4, 52275232), (8, 26137616), (16, 13068808), (19, 11005312), (32, 6534404), (38, 5502656), (64, 3267202), (76, 2751328), (127, 1646464), (128, 1633601), (152, 1375664), (254, 823232), (304, 687832), (508, 411616), (608, 343916), (677, 308864), (1016, 205808), (1216, 171958), (1354, 154432), (2032, 102904), (2413, 86656), (2432, 85979), (2708, 77216), (4064, 51452), (4826, 43328), (5416, 38608), (8128, 25726), (9652, 21664), (10832, 19304), (12863, 16256)]