18880992218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{4297}}^1$

素因数の和:4659

約数の個数: 48

約数和(自身を含む): 31718827392

約数和(自身を除く): 12837835174

約数列:

[1, 2, 11, 22, 67, 121, 134, 242, 271, 542, 737, 1474, 2981, 4297, 5962, 8107, 8594, 16214, 18157, 32791, 36314, 47267, 65582, 94534, 199727, 287899, 399454, 519937, 575798, 1039874, 1164487, 2196997, 2328974, 3166889, 4393994, 6333778, 12809357, 25618714, 34835779, 69671558, 78020629, 140902927, 156041258, 281805854, 858226919, 1716453838, 9440496109, 18880992218]

約数ペア:

[(1, 18880992218), (2, 9440496109), (11, 1716453838), (22, 858226919), (67, 281805854), (121, 156041258), (134, 140902927), (242, 78020629), (271, 69671558), (542, 34835779), (737, 25618714), (1474, 12809357), (2981, 6333778), (4297, 4393994), (5962, 3166889), (8107, 2328974), (8594, 2196997), (16214, 1164487), (18157, 1039874), (32791, 575798), (36314, 519937), (47267, 399454), (65582, 287899), (94534, 199727)]