20851696

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44939}}^1$

素因数の和:44976

約数の個数: 20

約数和(自身を含む): 41794200

約数和(自身を除く): 20942504

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44939, 89878, 179756, 359512, 719024, 1303231, 2606462, 5212924, 10425848, 20851696]

約数ペア:

[(1, 20851696), (2, 10425848), (4, 5212924), (8, 2606462), (16, 1303231), (29, 719024), (58, 359512), (116, 179756), (232, 89878), (464, 44939)]