20186541684

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{669937}}^1$

素因数の和:669987

約数の個数: 72

約数和(自身を含む): 54624064768

約数和(自身を除く): 34437523084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 3348, 5022, 7533, 10044, 15066, 30132, 669937, 1339874, 2009811, 2679748, 4019622, 6029433, 8039244, 12058866, 18088299, 20768047, 24117732, 36176598, 41536094, 54264897, 62304141, 72353196, 83072188, 108529794, 124608282, 162794691, 186912423, 217059588, 249216564, 325589382, 373824846, 560737269, 651178764, 747649692, 1121474538, 1682211807, 2242949076, 3364423614, 5046635421, 6728847228, 10093270842, 20186541684]

約数ペア:

[(1, 20186541684), (2, 10093270842), (3, 6728847228), (4, 5046635421), (6, 3364423614), (9, 2242949076), (12, 1682211807), (18, 1121474538), (27, 747649692), (31, 651178764), (36, 560737269), (54, 373824846), (62, 325589382), (81, 249216564), (93, 217059588), (108, 186912423), (124, 162794691), (162, 124608282), (186, 108529794), (243, 83072188), (279, 72353196), (324, 62304141), (372, 54264897), (486, 41536094), (558, 36176598), (837, 24117732), (972, 20768047), (1116, 18088299), (1674, 12058866), (2511, 8039244), (3348, 6029433), (5022, 4019622), (7533, 2679748), (10044, 2009811), (15066, 1339874), (30132, 669937)]