18440396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6691}}^1$

素因数の和:6761

約数の個数: 24

約数和(自身を含む): 35414064

約数和(自身を除く): 16973668

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 6691, 13382, 26764, 86983, 173966, 347932, 354623, 709246, 1418492, 4610099, 9220198, 18440396]

約数ペア:

[(1, 18440396), (2, 9220198), (4, 4610099), (13, 1418492), (26, 709246), (52, 354623), (53, 347932), (106, 173966), (212, 86983), (689, 26764), (1378, 13382), (2756, 6691)]