20276992

素因数分解:

$2^8\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:888

約数の個数: 36

約数和(自身を含む): 40920880

約数和(自身を除く): 20643888

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 256, 412, 769, 824, 1538, 1648, 3076, 3296, 6152, 6592, 12304, 13184, 24608, 26368, 49216, 79207, 98432, 158414, 196864, 316828, 633656, 1267312, 2534624, 5069248, 10138496, 20276992]

約数ペア:

[(1, 20276992), (2, 10138496), (4, 5069248), (8, 2534624), (16, 1267312), (32, 633656), (64, 316828), (103, 196864), (128, 158414), (206, 98432), (256, 79207), (412, 49216), (769, 26368), (824, 24608), (1538, 13184), (1648, 12304), (3076, 6592), (3296, 6152)]