20985632

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{6367}}^1$

素因数の和:6480

約数の個数: 24

約数和(自身を含む): 41723136

約数和(自身を除く): 20737504

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 6367, 12734, 25468, 50936, 101872, 203744, 655801, 1311602, 2623204, 5246408, 10492816, 20985632]

約数ペア:

[(1, 20985632), (2, 10492816), (4, 5246408), (8, 2623204), (16, 1311602), (32, 655801), (103, 203744), (206, 101872), (412, 50936), (824, 25468), (1648, 12734), (3296, 6367)]