20163021972

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{321949}}^1$

素因数の和:322280

約数の個数: 48

約数和(自身を含む): 49976942400

約数和(自身を除く): 29813920428

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 307, 614, 921, 1228, 1842, 3684, 5219, 10438, 15657, 20876, 31314, 62628, 321949, 643898, 965847, 1287796, 1931694, 3863388, 5473133, 10946266, 16419399, 21892532, 32838798, 65677596, 98838343, 197676686, 296515029, 395353372, 593030058, 1186060116, 1680251831, 3360503662, 5040755493, 6721007324, 10081510986, 20163021972]

約数ペア:

[(1, 20163021972), (2, 10081510986), (3, 6721007324), (4, 5040755493), (6, 3360503662), (12, 1680251831), (17, 1186060116), (34, 593030058), (51, 395353372), (68, 296515029), (102, 197676686), (204, 98838343), (307, 65677596), (614, 32838798), (921, 21892532), (1228, 16419399), (1842, 10946266), (3684, 5473133), (5219, 3863388), (10438, 1931694), (15657, 1287796), (20876, 965847), (31314, 643898), (62628, 321949)]