20390112

素因数分解:

$2^5\times 3^2\times {\mathrm{83}}^1\times {\mathrm{853}}^1$

素因数の和:952

約数の個数: 72

約数和(自身を含む): 58751784

約数和(自身を除く): 38361672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 83, 96, 144, 166, 249, 288, 332, 498, 664, 747, 853, 996, 1328, 1494, 1706, 1992, 2559, 2656, 2988, 3412, 3984, 5118, 5976, 6824, 7677, 7968, 10236, 11952, 13648, 15354, 20472, 23904, 27296, 30708, 40944, 61416, 70799, 81888, 122832, 141598, 212397, 245664, 283196, 424794, 566392, 637191, 849588, 1132784, 1274382, 1699176, 2265568, 2548764, 3398352, 5097528, 6796704, 10195056, 20390112]

約数ペア:

[(1, 20390112), (2, 10195056), (3, 6796704), (4, 5097528), (6, 3398352), (8, 2548764), (9, 2265568), (12, 1699176), (16, 1274382), (18, 1132784), (24, 849588), (32, 637191), (36, 566392), (48, 424794), (72, 283196), (83, 245664), (96, 212397), (144, 141598), (166, 122832), (249, 81888), (288, 70799), (332, 61416), (498, 40944), (664, 30708), (747, 27296), (853, 23904), (996, 20472), (1328, 15354), (1494, 13648), (1706, 11952), (1992, 10236), (2559, 7968), (2656, 7677), (2988, 6824), (3412, 5976), (3984, 5118)]