20031858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 35004942

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 97, 99, 126, 149, 154, 194, 198, 231, 291, 298, 447, 462, 582, 679, 693, 873, 894, 1043, 1067, 1341, 1358, 1386, 1639, 1746, 2037, 2086, 2134, 2682, 3129, 3201, 3278, 4074, 4917, 6111, 6258, 6402, 7469, 9387, 9603, 9834, 11473, 12222, 14453, 14751, 14938, 18774, 19206, 22407, 22946, 28906, 29502, 34419, 43359, 44814, 67221, 68838, 86718, 101171, 103257, 130077, 134442, 158983, 202342, 206514, 260154, 303513, 317966, 476949, 607026, 910539, 953898, 1112881, 1430847, 1821078, 2225762, 2861694, 3338643, 6677286, 10015929, 20031858]

約数ペア:

[(1, 20031858), (2, 10015929), (3, 6677286), (6, 3338643), (7, 2861694), (9, 2225762), (11, 1821078), (14, 1430847), (18, 1112881), (21, 953898), (22, 910539), (33, 607026), (42, 476949), (63, 317966), (66, 303513), (77, 260154), (97, 206514), (99, 202342), (126, 158983), (149, 134442), (154, 130077), (194, 103257), (198, 101171), (231, 86718), (291, 68838), (298, 67221), (447, 44814), (462, 43359), (582, 34419), (679, 29502), (693, 28906), (873, 22946), (894, 22407), (1043, 19206), (1067, 18774), (1341, 14938), (1358, 14751), (1386, 14453), (1639, 12222), (1746, 11473), (2037, 9834), (2086, 9603), (2134, 9387), (2682, 7469), (3129, 6402), (3201, 6258), (3278, 6111), (4074, 4917)]