20642216

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21683}}^1$

素因数の和:21713

約数の個数: 32

約数和(自身を含む): 46837440

約数和(自身を除く): 26195224

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21683, 43366, 86732, 151781, 173464, 303562, 368611, 607124, 737222, 1214248, 1474444, 2580277, 2948888, 5160554, 10321108, 20642216]

約数ペア:

[(1, 20642216), (2, 10321108), (4, 5160554), (7, 2948888), (8, 2580277), (14, 1474444), (17, 1214248), (28, 737222), (34, 607124), (56, 368611), (68, 303562), (119, 173464), (136, 151781), (238, 86732), (476, 43366), (952, 21683)]