20520307071

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{3461}}^1\times {\mathrm{19963}}^1$

素因数の和:23444

約数の個数: 32

約数和(自身を含む): 33175376640

約数和(自身を除く): 12655069569

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 3461, 10383, 19963, 31149, 38071, 59889, 93447, 114213, 179667, 219593, 342639, 539001, 658779, 1027917, 1976337, 5929011, 69091943, 207275829, 621827487, 760011373, 1865482461, 2280034119, 6840102357, 20520307071]

約数ペア:

[(1, 20520307071), (3, 6840102357), (9, 2280034119), (11, 1865482461), (27, 760011373), (33, 621827487), (99, 207275829), (297, 69091943), (3461, 5929011), (10383, 1976337), (19963, 1027917), (31149, 658779), (38071, 539001), (59889, 342639), (93447, 219593), (114213, 179667)]