39781628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2389}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 73076640

約数和(自身を除く): 33295012

約数列:

[1, 2, 4, 23, 46, 92, 181, 362, 724, 2389, 4163, 4778, 8326, 9556, 16652, 54947, 109894, 219788, 432409, 864818, 1729636, 9945407, 19890814, 39781628]

約数ペア:

[(1, 39781628), (2, 19890814), (4, 9945407), (23, 1729636), (46, 864818), (92, 432409), (181, 219788), (362, 109894), (724, 54947), (2389, 16652), (4163, 9556), (4778, 8326)]