19606964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1787}}^1$

素因数の和:2015

約数の個数: 24

約数和(自身を含む): 37147488

約数和(自身を除く): 17540524

約数列:

[1, 2, 4, 13, 26, 52, 211, 422, 844, 1787, 2743, 3574, 5486, 7148, 10972, 23231, 46462, 92924, 377057, 754114, 1508228, 4901741, 9803482, 19606964]

約数ペア:

[(1, 19606964), (2, 9803482), (4, 4901741), (13, 1508228), (26, 754114), (52, 377057), (211, 92924), (422, 46462), (844, 23231), (1787, 10972), (2743, 7148), (3574, 5486)]