20658036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2963}}^1$

素因数の和:3060

約数の個数: 48

約数和(自身を含む): 55770624

約数和(自身を除く): 35112588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 2963, 3486, 5926, 6972, 8889, 11852, 17778, 20741, 35556, 41482, 62223, 82964, 124446, 245929, 248892, 491858, 737787, 983716, 1475574, 1721503, 2951148, 3443006, 5164509, 6886012, 10329018, 20658036]

約数ペア:

[(1, 20658036), (2, 10329018), (3, 6886012), (4, 5164509), (6, 3443006), (7, 2951148), (12, 1721503), (14, 1475574), (21, 983716), (28, 737787), (42, 491858), (83, 248892), (84, 245929), (166, 124446), (249, 82964), (332, 62223), (498, 41482), (581, 35556), (996, 20741), (1162, 17778), (1743, 11852), (2324, 8889), (2963, 6972), (3486, 5926)]