20565767744

素因数分解:

$2^6\times {\mathrm{103}}^1\times {\mathrm{3119807}}^1$

素因数の和:3119922

約数の個数: 28

約数和(自身を含む): 41206424064

約数和(自身を除く): 20640656320

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 206, 412, 824, 1648, 3296, 6592, 3119807, 6239614, 12479228, 24958456, 49916912, 99833824, 199667648, 321340121, 642680242, 1285360484, 2570720968, 5141441936, 10282883872, 20565767744]

約数ペア:

[(1, 20565767744), (2, 10282883872), (4, 5141441936), (8, 2570720968), (16, 1285360484), (32, 642680242), (64, 321340121), (103, 199667648), (206, 99833824), (412, 49916912), (824, 24958456), (1648, 12479228), (3296, 6239614), (6592, 3119807)]