1988154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 5091840

約数和(自身を除く): 3103686

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 509, 558, 651, 1018, 1302, 1527, 1953, 3054, 3563, 3906, 4581, 7126, 9162, 10689, 15779, 21378, 31558, 32067, 47337, 64134, 94674, 110453, 142011, 220906, 284022, 331359, 662718, 994077, 1988154]

約数ペア:

[(1, 1988154), (2, 994077), (3, 662718), (6, 331359), (7, 284022), (9, 220906), (14, 142011), (18, 110453), (21, 94674), (31, 64134), (42, 47337), (62, 32067), (63, 31558), (93, 21378), (126, 15779), (186, 10689), (217, 9162), (279, 7126), (434, 4581), (509, 3906), (558, 3563), (651, 3054), (1018, 1953), (1302, 1527)]