20131384

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27653}}^1$

素因数の和:27679

約数の個数: 32

約数和(自身を含む): 46458720

約数和(自身を除く): 26327336

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27653, 55306, 110612, 193571, 221224, 359489, 387142, 718978, 774284, 1437956, 1548568, 2516423, 2875912, 5032846, 10065692, 20131384]

約数ペア:

[(1, 20131384), (2, 10065692), (4, 5032846), (7, 2875912), (8, 2516423), (13, 1548568), (14, 1437956), (26, 774284), (28, 718978), (52, 387142), (56, 359489), (91, 221224), (104, 193571), (182, 110612), (364, 55306), (728, 27653)]