1986222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 4828032

約数和(自身を除く): 2841810

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 131, 133, 262, 266, 361, 393, 399, 722, 786, 798, 917, 1083, 1834, 2166, 2489, 2527, 2751, 4978, 5054, 5502, 7467, 7581, 14934, 15162, 17423, 34846, 47291, 52269, 94582, 104538, 141873, 283746, 331037, 662074, 993111, 1986222]

約数ペア:

[(1, 1986222), (2, 993111), (3, 662074), (6, 331037), (7, 283746), (14, 141873), (19, 104538), (21, 94582), (38, 52269), (42, 47291), (57, 34846), (114, 17423), (131, 15162), (133, 14934), (262, 7581), (266, 7467), (361, 5502), (393, 5054), (399, 4978), (722, 2751), (786, 2527), (798, 2489), (917, 2166), (1083, 1834)]