20680308

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52223}}^1$

素因数の和:52244

約数の個数: 36

約数和(自身を含む): 57028608

約数和(自身を除く): 36348300

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52223, 104446, 156669, 208892, 313338, 470007, 574453, 626676, 940014, 1148906, 1723359, 1880028, 2297812, 3446718, 5170077, 6893436, 10340154, 20680308]

約数ペア:

[(1, 20680308), (2, 10340154), (3, 6893436), (4, 5170077), (6, 3446718), (9, 2297812), (11, 1880028), (12, 1723359), (18, 1148906), (22, 940014), (33, 626676), (36, 574453), (44, 470007), (66, 313338), (99, 208892), (132, 156669), (198, 104446), (396, 52223)]