20996824610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1563427}}^1$

素因数の和:1563530

約数の個数: 32

約数和(自身を含む): 40524053760

約数和(自身を除く): 19527229150

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 13430, 1563427, 3126854, 7817135, 15634270, 26578259, 53156518, 123510733, 132891295, 247021466, 265782590, 617553665, 1235107330, 2099682461, 4199364922, 10498412305, 20996824610]

約数ペア:

[(1, 20996824610), (2, 10498412305), (5, 4199364922), (10, 2099682461), (17, 1235107330), (34, 617553665), (79, 265782590), (85, 247021466), (158, 132891295), (170, 123510733), (395, 53156518), (790, 26578259), (1343, 15634270), (2686, 7817135), (6715, 3126854), (13430, 1563427)]