12579328

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 40

約数和(自身を含む): 25534080

約数和(自身を除く): 12954752

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 311, 316, 512, 622, 632, 1244, 1264, 2488, 2528, 4976, 5056, 9952, 10112, 19904, 20224, 24569, 39808, 40448, 49138, 79616, 98276, 159232, 196552, 393104, 786208, 1572416, 3144832, 6289664, 12579328]

約数ペア:

[(1, 12579328), (2, 6289664), (4, 3144832), (8, 1572416), (16, 786208), (32, 393104), (64, 196552), (79, 159232), (128, 98276), (158, 79616), (256, 49138), (311, 40448), (316, 39808), (512, 24569), (622, 20224), (632, 19904), (1244, 10112), (1264, 9952), (2488, 5056), (2528, 4976)]