20537882368

素因数分解:

$2^8\times {\mathrm{131}}^1\times {\mathrm{757}}^1\times {\mathrm{809}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 41414178960

約数和(自身を除く): 20876296592

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 256, 262, 524, 757, 809, 1048, 1514, 1618, 2096, 3028, 3236, 4192, 6056, 6472, 8384, 12112, 12944, 16768, 24224, 25888, 33536, 48448, 51776, 96896, 99167, 103552, 105979, 193792, 198334, 207104, 211958, 396668, 423916, 612413, 793336, 847832, 1224826, 1586672, 1695664, 2449652, 3173344, 3391328, 4899304, 6346688, 6782656, 9798608, 12693376, 13565312, 19597216, 25386752, 27130624, 39194432, 78388864, 80226103, 156777728, 160452206, 320904412, 641808824, 1283617648, 2567235296, 5134470592, 10268941184, 20537882368]

約数ペア:

[(1, 20537882368), (2, 10268941184), (4, 5134470592), (8, 2567235296), (16, 1283617648), (32, 641808824), (64, 320904412), (128, 160452206), (131, 156777728), (256, 80226103), (262, 78388864), (524, 39194432), (757, 27130624), (809, 25386752), (1048, 19597216), (1514, 13565312), (1618, 12693376), (2096, 9798608), (3028, 6782656), (3236, 6346688), (4192, 4899304), (6056, 3391328), (6472, 3173344), (8384, 2449652), (12112, 1695664), (12944, 1586672), (16768, 1224826), (24224, 847832), (25888, 793336), (33536, 612413), (48448, 423916), (51776, 396668), (96896, 211958), (99167, 207104), (103552, 198334), (105979, 193792)]