28247528

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{9781}}^1$

素因数の和:9825

約数の個数: 24

約数和(自身を含む): 55904130

約数和(自身を除く): 27656602

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 9781, 19562, 39124, 78248, 185839, 371678, 743356, 1486712, 3530941, 7061882, 14123764, 28247528]

約数ペア:

[(1, 28247528), (2, 14123764), (4, 7061882), (8, 3530941), (19, 1486712), (38, 743356), (76, 371678), (152, 185839), (361, 78248), (722, 39124), (1444, 19562), (2888, 9781)]