20085198

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1361

約数の個数: 48

約数和(自身を含む): 47647440

約数和(自身を除く): 27562242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 147, 159, 294, 318, 371, 742, 1113, 1289, 2226, 2578, 2597, 3867, 5194, 7734, 7791, 9023, 15582, 18046, 27069, 54138, 63161, 68317, 126322, 136634, 189483, 204951, 378966, 409902, 478219, 956438, 1434657, 2869314, 3347533, 6695066, 10042599, 20085198]

約数ペア:

[(1, 20085198), (2, 10042599), (3, 6695066), (6, 3347533), (7, 2869314), (14, 1434657), (21, 956438), (42, 478219), (49, 409902), (53, 378966), (98, 204951), (106, 189483), (147, 136634), (159, 126322), (294, 68317), (318, 63161), (371, 54138), (742, 27069), (1113, 18046), (1289, 15582), (2226, 9023), (2578, 7791), (2597, 7734), (3867, 5194)]