18402868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22013}}^1$

素因数の和:22047

約数の個数: 24

約数和(自身を含む): 36983520

約数和(自身を除く): 18580652

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22013, 44026, 88052, 242143, 418247, 484286, 836494, 968572, 1672988, 4600717, 9201434, 18402868]

約数ペア:

[(1, 18402868), (2, 9201434), (4, 4600717), (11, 1672988), (19, 968572), (22, 836494), (38, 484286), (44, 418247), (76, 242143), (209, 88052), (418, 44026), (836, 22013)]