20778896388093

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{6229}}^1\times {\mathrm{438983}}^1$

素因数の和:445381

約数の個数: 32

約数和(自身を含む): 29536599456000

約数和(自身を除く): 8757703067907

約数列:

[1, 3, 17, 51, 149, 447, 2533, 6229, 7599, 18687, 105893, 317679, 438983, 928121, 1316949, 2784363, 7462711, 15778057, 22388133, 47334171, 65408467, 196225401, 1111943939, 2734425107, 3335831817, 8203275321, 46485226819, 139455680457, 407429340943, 1222288022829, 6926298796031, 20778896388093]

約数ペア:

[(1, 20778896388093), (3, 6926298796031), (17, 1222288022829), (51, 407429340943), (149, 139455680457), (447, 46485226819), (2533, 8203275321), (6229, 3335831817), (7599, 2734425107), (18687, 1111943939), (105893, 196225401), (317679, 65408467), (438983, 47334171), (928121, 22388133), (1316949, 15778057), (2784363, 7462711)]