20658824082

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{919}}^1\times {\mathrm{5651}}^1$

素因数の和:6608

約数の個数: 96

約数和(自身を含む): 51104027520

約数和(自身を除く): 30445203438

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 919, 1326, 1838, 1989, 2757, 3978, 5514, 5651, 8271, 11302, 11947, 15623, 16542, 16953, 23894, 31246, 33906, 35841, 46869, 50859, 71682, 73463, 93738, 96067, 101718, 107523, 140607, 146926, 192134, 203099, 215046, 220389, 281214, 288201, 406198, 440778, 576402, 609297, 661167, 864603, 1218594, 1248871, 1322334, 1729206, 1827891, 2497742, 3655782, 3746613, 5193269, 7493226, 10386538, 11239839, 15579807, 22479678, 31159614, 46739421, 67512497, 88285573, 93478842, 135024994, 176571146, 202537491, 264856719, 405074982, 529713438, 607612473, 794570157, 1147712449, 1215224946, 1589140314, 2295424898, 3443137347, 6886274694, 10329412041, 20658824082]

約数ペア:

[(1, 20658824082), (2, 10329412041), (3, 6886274694), (6, 3443137347), (9, 2295424898), (13, 1589140314), (17, 1215224946), (18, 1147712449), (26, 794570157), (34, 607612473), (39, 529713438), (51, 405074982), (78, 264856719), (102, 202537491), (117, 176571146), (153, 135024994), (221, 93478842), (234, 88285573), (306, 67512497), (442, 46739421), (663, 31159614), (919, 22479678), (1326, 15579807), (1838, 11239839), (1989, 10386538), (2757, 7493226), (3978, 5193269), (5514, 3746613), (5651, 3655782), (8271, 2497742), (11302, 1827891), (11947, 1729206), (15623, 1322334), (16542, 1248871), (16953, 1218594), (23894, 864603), (31246, 661167), (33906, 609297), (35841, 576402), (46869, 440778), (50859, 406198), (71682, 288201), (73463, 281214), (93738, 220389), (96067, 215046), (101718, 203099), (107523, 192134), (140607, 146926)]