20317312

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9337}}^1$

素因数の和:9368

約数の個数: 32

約数和(自身を含む): 42861420

約数和(自身を除く): 22544108

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9337, 18674, 37348, 74696, 149392, 158729, 298784, 317458, 597568, 634916, 1195136, 1269832, 2539664, 5079328, 10158656, 20317312]

約数ペア:

[(1, 20317312), (2, 10158656), (4, 5079328), (8, 2539664), (16, 1269832), (17, 1195136), (32, 634916), (34, 597568), (64, 317458), (68, 298784), (128, 158729), (136, 149392), (272, 74696), (544, 37348), (1088, 18674), (2176, 9337)]