20121486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 30681714

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 97, 154, 194, 231, 291, 449, 462, 582, 679, 898, 1067, 1347, 1358, 2037, 2134, 2694, 3143, 3201, 4074, 4939, 6286, 6402, 7469, 9429, 9878, 14817, 14938, 18858, 22407, 29634, 34573, 43553, 44814, 69146, 87106, 103719, 130659, 207438, 261318, 304871, 479083, 609742, 914613, 958166, 1437249, 1829226, 2874498, 3353581, 6707162, 10060743, 20121486]

約数ペア:

[(1, 20121486), (2, 10060743), (3, 6707162), (6, 3353581), (7, 2874498), (11, 1829226), (14, 1437249), (21, 958166), (22, 914613), (33, 609742), (42, 479083), (66, 304871), (77, 261318), (97, 207438), (154, 130659), (194, 103719), (231, 87106), (291, 69146), (449, 44814), (462, 43553), (582, 34573), (679, 29634), (898, 22407), (1067, 18858), (1347, 14938), (1358, 14817), (2037, 9878), (2134, 9429), (2694, 7469), (3143, 6402), (3201, 6286), (4074, 4939)]