19528804922

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{98773}}^1$

素因数の和:98859

約数の個数: 48

約数和(自身を含む): 34681526880

約数和(自身を除く): 15152721958

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 121, 209, 242, 418, 473, 817, 946, 1634, 2299, 4598, 5203, 8987, 10406, 17974, 98773, 98857, 197546, 197714, 1086503, 1876687, 2173006, 3753374, 4247239, 8494478, 11951533, 20643557, 23903066, 41287114, 46719629, 80697541, 93439258, 161395082, 227079127, 454158254, 513915919, 887672951, 1027831838, 1775345902, 9764402461, 19528804922]

約数ペア:

[(1, 19528804922), (2, 9764402461), (11, 1775345902), (19, 1027831838), (22, 887672951), (38, 513915919), (43, 454158254), (86, 227079127), (121, 161395082), (209, 93439258), (242, 80697541), (418, 46719629), (473, 41287114), (817, 23903066), (946, 20643557), (1634, 11951533), (2299, 8494478), (4598, 4247239), (5203, 3753374), (8987, 2173006), (10406, 1876687), (17974, 1086503), (98773, 197714), (98857, 197546)]