19243740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4787}}^1$

素因数の和:4866

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 35454372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 4787, 9574, 14361, 19148, 23935, 28722, 47870, 57444, 71805, 95740, 143610, 287220, 320729, 641458, 962187, 1282916, 1603645, 1924374, 3207290, 3848748, 4810935, 6414580, 9621870, 19243740]

約数ペア:

[(1, 19243740), (2, 9621870), (3, 6414580), (4, 4810935), (5, 3848748), (6, 3207290), (10, 1924374), (12, 1603645), (15, 1282916), (20, 962187), (30, 641458), (60, 320729), (67, 287220), (134, 143610), (201, 95740), (268, 71805), (335, 57444), (402, 47870), (670, 28722), (804, 23935), (1005, 19148), (1340, 14361), (2010, 9574), (4020, 4787)]