20138402895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{357349}}^1$

素因数の和:357404

約数の個数: 48

約数和(自身を含む): 36861367200

約数和(自身を除く): 16722964305

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 289, 663, 867, 1105, 1445, 3315, 3757, 4335, 11271, 18785, 56355, 357349, 1072047, 1786745, 4645537, 5360235, 6074933, 13936611, 18224799, 23227685, 30374665, 69683055, 78974129, 91123995, 103273861, 236922387, 309821583, 394870645, 516369305, 1184611935, 1342560193, 1549107915, 4027680579, 6712800965, 20138402895]

約数ペア:

[(1, 20138402895), (3, 6712800965), (5, 4027680579), (13, 1549107915), (15, 1342560193), (17, 1184611935), (39, 516369305), (51, 394870645), (65, 309821583), (85, 236922387), (195, 103273861), (221, 91123995), (255, 78974129), (289, 69683055), (663, 30374665), (867, 23227685), (1105, 18224799), (1445, 13936611), (3315, 6074933), (3757, 5360235), (4335, 4645537), (11271, 1786745), (18785, 1072047), (56355, 357349)]