19627112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 39181320

約数和(自身を除く): 19554208

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 277, 521, 554, 1042, 1108, 2084, 2216, 4168, 4709, 8857, 9418, 17714, 18836, 35428, 37672, 70856, 144317, 288634, 577268, 1154536, 2453389, 4906778, 9813556, 19627112]

約数ペア:

[(1, 19627112), (2, 9813556), (4, 4906778), (8, 2453389), (17, 1154536), (34, 577268), (68, 288634), (136, 144317), (277, 70856), (521, 37672), (554, 35428), (1042, 18836), (1108, 17714), (2084, 9418), (2216, 8857), (4168, 4709)]