1659990838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{12641}}^1$

素因数の和:12828

約数の個数: 32

約数和(自身を含む): 2796208128

約数和(自身を除く): 1136217290

約数列:

[1, 2, 11, 22, 47, 94, 127, 254, 517, 1034, 1397, 2794, 5969, 11938, 12641, 25282, 65659, 131318, 139051, 278102, 594127, 1188254, 1605407, 3210814, 6535397, 13070794, 17659477, 35318954, 75454129, 150908258, 829995419, 1659990838]

約数ペア:

[(1, 1659990838), (2, 829995419), (11, 150908258), (22, 75454129), (47, 35318954), (94, 17659477), (127, 13070794), (254, 6535397), (517, 3210814), (1034, 1605407), (1397, 1188254), (2794, 594127), (5969, 278102), (11938, 139051), (12641, 131318), (25282, 65659)]