20127432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2134

約数の個数: 64

約数和(自身を含む): 55964160

約数和(自身を除く): 35836728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2081, 2418, 3224, 4162, 4836, 6243, 8324, 9672, 12486, 16648, 24972, 27053, 49944, 54106, 64511, 81159, 108212, 129022, 162318, 193533, 216424, 258044, 324636, 387066, 516088, 649272, 774132, 838643, 1548264, 1677286, 2515929, 3354572, 5031858, 6709144, 10063716, 20127432]

約数ペア:

[(1, 20127432), (2, 10063716), (3, 6709144), (4, 5031858), (6, 3354572), (8, 2515929), (12, 1677286), (13, 1548264), (24, 838643), (26, 774132), (31, 649272), (39, 516088), (52, 387066), (62, 324636), (78, 258044), (93, 216424), (104, 193533), (124, 162318), (156, 129022), (186, 108212), (248, 81159), (312, 64511), (372, 54106), (403, 49944), (744, 27053), (806, 24972), (1209, 16648), (1612, 12486), (2081, 9672), (2418, 8324), (3224, 6243), (4162, 4836)]