221204992

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{22739}}^1$

素因数の和:22776

約数の個数: 40

約数和(自身を含む): 465260400

約数和(自身を除く): 244055408

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 22739, 45478, 90956, 181912, 363824, 432041, 727648, 864082, 1455296, 1728164, 2910592, 3456328, 5821184, 6912656, 11642368, 13825312, 27650624, 55301248, 110602496, 221204992]

約数ペア:

[(1, 221204992), (2, 110602496), (4, 55301248), (8, 27650624), (16, 13825312), (19, 11642368), (32, 6912656), (38, 5821184), (64, 3456328), (76, 2910592), (128, 1728164), (152, 1455296), (256, 864082), (304, 727648), (512, 432041), (608, 363824), (1216, 181912), (2432, 90956), (4864, 45478), (9728, 22739)]