20785097744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41905439}}^1$

素因数の和:41905478

約数の個数: 20

約数和(自身を含む): 41570196480

約数和(自身を除く): 20785098736

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41905439, 83810878, 167621756, 335243512, 670487024, 1299068609, 2598137218, 5196274436, 10392548872, 20785097744]

約数ペア:

[(1, 20785097744), (2, 10392548872), (4, 5196274436), (8, 2598137218), (16, 1299068609), (31, 670487024), (62, 335243512), (124, 167621756), (248, 83810878), (496, 41905439)]