388379728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{5503}}^1$

素因数の和:5923

約数の個数: 40

約数和(自身を含む): 823090176

約数和(自身を除く): 434710448

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 401, 802, 1604, 3208, 4411, 5503, 6416, 8822, 11006, 17644, 22012, 35288, 44024, 60533, 70576, 88048, 121066, 242132, 484264, 968528, 2206703, 4413406, 8826812, 17653624, 24273733, 35307248, 48547466, 97094932, 194189864, 388379728]

約数ペア:

[(1, 388379728), (2, 194189864), (4, 97094932), (8, 48547466), (11, 35307248), (16, 24273733), (22, 17653624), (44, 8826812), (88, 4413406), (176, 2206703), (401, 968528), (802, 484264), (1604, 242132), (3208, 121066), (4411, 88048), (5503, 70576), (6416, 60533), (8822, 44024), (11006, 35288), (17644, 22012)]