20419081272

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{785591}}^1$

素因数の和:785641

約数の個数: 72

約数和(自身を含む): 58365557640

約数和(自身を除く): 37946476368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 361, 456, 684, 722, 1083, 1368, 1444, 2166, 2888, 3249, 4332, 6498, 8664, 12996, 25992, 785591, 1571182, 2356773, 3142364, 4713546, 6284728, 7070319, 9427092, 14140638, 14926229, 18854184, 28281276, 29852458, 44778687, 56562552, 59704916, 89557374, 119409832, 134336061, 179114748, 268672122, 283598351, 358229496, 537344244, 567196702, 850795053, 1074688488, 1134393404, 1701590106, 2268786808, 2552385159, 3403180212, 5104770318, 6806360424, 10209540636, 20419081272]

約数ペア:

[(1, 20419081272), (2, 10209540636), (3, 6806360424), (4, 5104770318), (6, 3403180212), (8, 2552385159), (9, 2268786808), (12, 1701590106), (18, 1134393404), (19, 1074688488), (24, 850795053), (36, 567196702), (38, 537344244), (57, 358229496), (72, 283598351), (76, 268672122), (114, 179114748), (152, 134336061), (171, 119409832), (228, 89557374), (342, 59704916), (361, 56562552), (456, 44778687), (684, 29852458), (722, 28281276), (1083, 18854184), (1368, 14926229), (1444, 14140638), (2166, 9427092), (2888, 7070319), (3249, 6284728), (4332, 4713546), (6498, 3142364), (8664, 2356773), (12996, 1571182), (25992, 785591)]