20223985551

素因数分解:

$3^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{255247}}^1$

素因数の和:255289

約数の個数: 40

約数和(自身を含む): 34317583104

約数和(自身を除く): 14093597553

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 2401, 3773, 7203, 11319, 26411, 79233, 255247, 765741, 1786729, 2807717, 5360187, 8423151, 12507103, 19654019, 37521309, 58962057, 87549721, 137578133, 262649163, 412734399, 612848047, 963046931, 1838544141, 2889140793, 6741328517, 20223985551]

約数ペア:

[(1, 20223985551), (3, 6741328517), (7, 2889140793), (11, 1838544141), (21, 963046931), (33, 612848047), (49, 412734399), (77, 262649163), (147, 137578133), (231, 87549721), (343, 58962057), (539, 37521309), (1029, 19654019), (1617, 12507103), (2401, 8423151), (3773, 5360187), (7203, 2807717), (11319, 1786729), (26411, 765741), (79233, 255247)]