20888948646

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{130349}}^1$

素因数の和:130693

約数の個数: 48

約数和(自身を含む): 46972926000

約数和(自身を除く): 26083977354

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 307, 522, 614, 921, 1842, 2763, 5526, 8903, 17806, 26709, 53418, 80127, 130349, 160254, 260698, 391047, 782094, 1173141, 2346282, 3780121, 7560242, 11340363, 22680726, 34021089, 40017143, 68042178, 80034286, 120051429, 240102858, 360154287, 720308574, 1160497147, 2320994294, 3481491441, 6962982882, 10444474323, 20888948646]

約数ペア:

[(1, 20888948646), (2, 10444474323), (3, 6962982882), (6, 3481491441), (9, 2320994294), (18, 1160497147), (29, 720308574), (58, 360154287), (87, 240102858), (174, 120051429), (261, 80034286), (307, 68042178), (522, 40017143), (614, 34021089), (921, 22680726), (1842, 11340363), (2763, 7560242), (5526, 3780121), (8903, 2346282), (17806, 1173141), (26709, 782094), (53418, 391047), (80127, 260698), (130349, 160254)]