20002668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 57200640

約数和(自身を除く): 37197972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 83, 84, 114, 133, 151, 166, 228, 249, 266, 302, 332, 399, 453, 498, 532, 581, 604, 798, 906, 996, 1057, 1162, 1577, 1596, 1743, 1812, 2114, 2324, 2869, 3154, 3171, 3486, 4228, 4731, 5738, 6308, 6342, 6972, 8607, 9462, 11039, 11476, 12533, 12684, 17214, 18924, 20083, 22078, 25066, 33117, 34428, 37599, 40166, 44156, 50132, 60249, 66234, 75198, 80332, 87731, 120498, 132468, 150396, 175462, 238127, 240996, 263193, 350924, 476254, 526386, 714381, 952508, 1052772, 1428762, 1666889, 2857524, 3333778, 5000667, 6667556, 10001334, 20002668]

約数ペア:

[(1, 20002668), (2, 10001334), (3, 6667556), (4, 5000667), (6, 3333778), (7, 2857524), (12, 1666889), (14, 1428762), (19, 1052772), (21, 952508), (28, 714381), (38, 526386), (42, 476254), (57, 350924), (76, 263193), (83, 240996), (84, 238127), (114, 175462), (133, 150396), (151, 132468), (166, 120498), (228, 87731), (249, 80332), (266, 75198), (302, 66234), (332, 60249), (399, 50132), (453, 44156), (498, 40166), (532, 37599), (581, 34428), (604, 33117), (798, 25066), (906, 22078), (996, 20083), (1057, 18924), (1162, 17214), (1577, 12684), (1596, 12533), (1743, 11476), (1812, 11039), (2114, 9462), (2324, 8607), (2869, 6972), (3154, 6342), (3171, 6308), (3486, 5738), (4228, 4731)]