20582199

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 34369920

約数和(自身を除く): 13787721

約数列:

[1, 3, 9, 11, 29, 33, 67, 87, 99, 107, 201, 261, 319, 321, 603, 737, 957, 963, 1177, 1943, 2211, 2871, 3103, 3531, 5829, 6633, 7169, 9309, 10593, 17487, 21373, 21507, 27927, 34133, 64119, 64521, 78859, 102399, 192357, 207901, 236577, 307197, 623703, 709731, 1871109, 2286911, 6860733, 20582199]

約数ペア:

[(1, 20582199), (3, 6860733), (9, 2286911), (11, 1871109), (29, 709731), (33, 623703), (67, 307197), (87, 236577), (99, 207901), (107, 192357), (201, 102399), (261, 78859), (319, 64521), (321, 64119), (603, 34133), (737, 27927), (957, 21507), (963, 21373), (1177, 17487), (1943, 10593), (2211, 9309), (2871, 7169), (3103, 6633), (3531, 5829)]