20163860055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{89959}}^1$

素因数の和:90280

約数の個数: 48

約数和(自身を含む): 37133328960

約数和(自身を除く): 16969468905

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 293, 765, 879, 1465, 2637, 4395, 4981, 13185, 14943, 24905, 44829, 74715, 89959, 224145, 269877, 449795, 809631, 1349385, 1529303, 4048155, 4587909, 7646515, 13763727, 22939545, 26357987, 68818635, 79073961, 131789935, 237221883, 395369805, 448085779, 1186109415, 1344257337, 2240428895, 4032772011, 6721286685, 20163860055]

約数ペア:

[(1, 20163860055), (3, 6721286685), (5, 4032772011), (9, 2240428895), (15, 1344257337), (17, 1186109415), (45, 448085779), (51, 395369805), (85, 237221883), (153, 131789935), (255, 79073961), (293, 68818635), (765, 26357987), (879, 22939545), (1465, 13763727), (2637, 7646515), (4395, 4587909), (4981, 4048155), (13185, 1529303), (14943, 1349385), (24905, 809631), (44829, 449795), (74715, 269877), (89959, 224145)]