20565846496

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{161033}}^1$

素因数の和:161363

約数の個数: 48

約数和(自身を含む): 43745852304

約数和(自身を除く): 23180005808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 307, 416, 614, 1228, 2456, 3991, 4912, 7982, 9824, 15964, 31928, 63856, 127712, 161033, 322066, 644132, 1288264, 2093429, 2576528, 4186858, 5153056, 8373716, 16747432, 33494864, 49437131, 66989728, 98874262, 197748524, 395497048, 642682703, 790994096, 1285365406, 1581988192, 2570730812, 5141461624, 10282923248, 20565846496]

約数ペア:

[(1, 20565846496), (2, 10282923248), (4, 5141461624), (8, 2570730812), (13, 1581988192), (16, 1285365406), (26, 790994096), (32, 642682703), (52, 395497048), (104, 197748524), (208, 98874262), (307, 66989728), (416, 49437131), (614, 33494864), (1228, 16747432), (2456, 8373716), (3991, 5153056), (4912, 4186858), (7982, 2576528), (9824, 2093429), (15964, 1288264), (31928, 644132), (63856, 322066), (127712, 161033)]