19280888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1451}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 39726720

約数和(自身を除く): 20445832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 151, 302, 604, 1208, 1451, 1661, 2902, 3322, 5804, 6644, 11608, 13288, 15961, 31922, 63844, 127688, 219101, 438202, 876404, 1752808, 2410111, 4820222, 9640444, 19280888]

約数ペア:

[(1, 19280888), (2, 9640444), (4, 4820222), (8, 2410111), (11, 1752808), (22, 876404), (44, 438202), (88, 219101), (151, 127688), (302, 63844), (604, 31922), (1208, 15961), (1451, 13288), (1661, 11608), (2902, 6644), (3322, 5804)]