20496528

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10949}}^1$

素因数の和:10976

約数の個数: 60

約数和(自身を含む): 61779900

約数和(自身を除く): 41283372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10949, 21898, 32847, 43796, 65694, 87592, 98541, 131388, 142337, 175184, 197082, 262776, 284674, 394164, 427011, 525552, 569348, 788328, 854022, 1138696, 1281033, 1576656, 1708044, 2277392, 2562066, 3416088, 5124132, 6832176, 10248264, 20496528]

約数ペア:

[(1, 20496528), (2, 10248264), (3, 6832176), (4, 5124132), (6, 3416088), (8, 2562066), (9, 2277392), (12, 1708044), (13, 1576656), (16, 1281033), (18, 1138696), (24, 854022), (26, 788328), (36, 569348), (39, 525552), (48, 427011), (52, 394164), (72, 284674), (78, 262776), (104, 197082), (117, 175184), (144, 142337), (156, 131388), (208, 98541), (234, 87592), (312, 65694), (468, 43796), (624, 32847), (936, 21898), (1872, 10949)]