19531328

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{3863}}^1$

素因数の和:3954

約数の個数: 28

約数和(自身を含む): 39258240

約数和(自身を除く): 19726912

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 3863, 5056, 7726, 15452, 30904, 61808, 123616, 247232, 305177, 610354, 1220708, 2441416, 4882832, 9765664, 19531328]

約数ペア:

[(1, 19531328), (2, 9765664), (4, 4882832), (8, 2441416), (16, 1220708), (32, 610354), (64, 305177), (79, 247232), (158, 123616), (316, 61808), (632, 30904), (1264, 15452), (2528, 7726), (3863, 5056)]