17949132590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22720421}}^1$

素因数の和:22720507

約数の個数: 16

約数和(自身を含む): 32717407680

約数和(自身を除く): 14768275090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 22720421, 45440842, 113602105, 227204210, 1794913259, 3589826518, 8974566295, 17949132590]

約数ペア:

[(1, 17949132590), (2, 8974566295), (5, 3589826518), (10, 1794913259), (79, 227204210), (158, 113602105), (395, 45440842), (790, 22720421)]