18235668

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 49305760

約数和(自身を除く): 31070092

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 121, 132, 209, 228, 242, 363, 418, 484, 627, 661, 726, 836, 1254, 1322, 1452, 1983, 2299, 2508, 2644, 3966, 4598, 6897, 7271, 7932, 9196, 12559, 13794, 14542, 21813, 25118, 27588, 29084, 37677, 43626, 50236, 75354, 79981, 87252, 138149, 150708, 159962, 239943, 276298, 319924, 414447, 479886, 552596, 828894, 959772, 1519639, 1657788, 3039278, 4558917, 6078556, 9117834, 18235668]

約数ペア:

[(1, 18235668), (2, 9117834), (3, 6078556), (4, 4558917), (6, 3039278), (11, 1657788), (12, 1519639), (19, 959772), (22, 828894), (33, 552596), (38, 479886), (44, 414447), (57, 319924), (66, 276298), (76, 239943), (114, 159962), (121, 150708), (132, 138149), (209, 87252), (228, 79981), (242, 75354), (363, 50236), (418, 43626), (484, 37677), (627, 29084), (661, 27588), (726, 25118), (836, 21813), (1254, 14542), (1322, 13794), (1452, 12559), (1983, 9196), (2299, 7932), (2508, 7271), (2644, 6897), (3966, 4598)]