20735764

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38977}}^1$

素因数の和:39007

約数の個数: 24

約数和(自身を含む): 43655360

約数和(自身を除く): 22919596

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38977, 77954, 155908, 272839, 545678, 740563, 1091356, 1481126, 2962252, 5183941, 10367882, 20735764]

約数ペア:

[(1, 20735764), (2, 10367882), (4, 5183941), (7, 2962252), (14, 1481126), (19, 1091356), (28, 740563), (38, 545678), (76, 272839), (133, 155908), (266, 77954), (532, 38977)]