20163667977

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1\times {\mathrm{1171}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 31019277120

約数和(自身を除く): 10855609143

約数列:

[1, 3, 9, 19, 57, 101, 171, 303, 909, 997, 1171, 1919, 2991, 3513, 5757, 8973, 10539, 17271, 18943, 22249, 56829, 66747, 100697, 118271, 170487, 200241, 302091, 354813, 906273, 1064439, 1167487, 1913243, 2247149, 3502461, 5739729, 6741447, 10507383, 17219187, 20224341, 22182253, 66546759, 117916187, 199640277, 353748561, 1061245683, 2240407553, 6721222659, 20163667977]

約数ペア:

[(1, 20163667977), (3, 6721222659), (9, 2240407553), (19, 1061245683), (57, 353748561), (101, 199640277), (171, 117916187), (303, 66546759), (909, 22182253), (997, 20224341), (1171, 17219187), (1919, 10507383), (2991, 6741447), (3513, 5739729), (5757, 3502461), (8973, 2247149), (10539, 1913243), (17271, 1167487), (18943, 1064439), (22249, 906273), (56829, 354813), (66747, 302091), (100697, 200241), (118271, 170487)]