18903808212

素因数分解:

$2^2\times 3^1\times {\mathrm{389}}^1\times {\mathrm{563}}^1\times {\mathrm{7193}}^1$

素因数の和:8152

約数の個数: 48

約数和(自身を含む): 44306982720

約数和(自身を除く): 25403174508

約数列:

[1, 2, 3, 4, 6, 12, 389, 563, 778, 1126, 1167, 1556, 1689, 2252, 2334, 3378, 4668, 6756, 7193, 14386, 21579, 28772, 43158, 86316, 219007, 438014, 657021, 876028, 1314042, 2628084, 2798077, 4049659, 5596154, 8099318, 8394231, 11192308, 12148977, 16198636, 16788462, 24297954, 33576924, 48595908, 1575317351, 3150634702, 4725952053, 6301269404, 9451904106, 18903808212]

約数ペア:

[(1, 18903808212), (2, 9451904106), (3, 6301269404), (4, 4725952053), (6, 3150634702), (12, 1575317351), (389, 48595908), (563, 33576924), (778, 24297954), (1126, 16788462), (1167, 16198636), (1556, 12148977), (1689, 11192308), (2252, 8394231), (2334, 8099318), (3378, 5596154), (4668, 4049659), (6756, 2798077), (7193, 2628084), (14386, 1314042), (21579, 876028), (28772, 657021), (43158, 438014), (86316, 219007)]