28264286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 47312640

約数和(自身を除く): 19048354

約数列:

[1, 2, 19, 23, 38, 46, 73, 146, 437, 443, 874, 886, 1387, 1679, 2774, 3358, 8417, 10189, 16834, 20378, 31901, 32339, 63802, 64678, 193591, 387182, 614441, 743797, 1228882, 1487594, 14132143, 28264286]

約数ペア:

[(1, 28264286), (2, 14132143), (19, 1487594), (23, 1228882), (38, 743797), (46, 614441), (73, 387182), (146, 193591), (437, 64678), (443, 63802), (874, 32339), (886, 31901), (1387, 20378), (1679, 16834), (2774, 10189), (3358, 8417)]