20820132

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1\times {\mathrm{733}}^1$

素因数の和:1009

約数の個数: 48

約数和(自身を含む): 54257280

約数和(自身を除く): 33437148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 733, 789, 1052, 1466, 1578, 2199, 2367, 2932, 3156, 4398, 4734, 6597, 7101, 8796, 9468, 13194, 14202, 19791, 26388, 28404, 39582, 79164, 192779, 385558, 578337, 771116, 1156674, 1735011, 2313348, 3470022, 5205033, 6940044, 10410066, 20820132]

約数ペア:

[(1, 20820132), (2, 10410066), (3, 6940044), (4, 5205033), (6, 3470022), (9, 2313348), (12, 1735011), (18, 1156674), (27, 771116), (36, 578337), (54, 385558), (108, 192779), (263, 79164), (526, 39582), (733, 28404), (789, 26388), (1052, 19791), (1466, 14202), (1578, 13194), (2199, 9468), (2367, 8796), (2932, 7101), (3156, 6597), (4398, 4734)]