28397456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{77167}}^1$

素因数の和:77198

約数の個数: 20

約数和(自身を含む): 57412992

約数和(自身を除く): 29015536

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 77167, 154334, 308668, 617336, 1234672, 1774841, 3549682, 7099364, 14198728, 28397456]

約数ペア:

[(1, 28397456), (2, 14198728), (4, 7099364), (8, 3549682), (16, 1774841), (23, 1234672), (46, 617336), (92, 308668), (184, 154334), (368, 77167)]