28103696

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{42841}}^1$

素因数の和:42890

約数の個数: 20

約数和(自身を含む): 55780284

約数和(自身を除く): 27676588

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 42841, 85682, 171364, 342728, 685456, 1756481, 3512962, 7025924, 14051848, 28103696]

約数ペア:

[(1, 28103696), (2, 14051848), (4, 7025924), (8, 3512962), (16, 1756481), (41, 685456), (82, 342728), (164, 171364), (328, 85682), (656, 42841)]