20181815886

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1\times {\mathrm{761}}^1$

素因数の和:1569

約数の個数: 64

約数和(自身を含む): 41608857600

約数和(自身を除く): 21427041714

約数列:

[1, 2, 3, 6, 47, 94, 141, 157, 282, 314, 471, 599, 761, 942, 1198, 1522, 1797, 2283, 3594, 4566, 7379, 14758, 22137, 28153, 35767, 44274, 56306, 71534, 84459, 94043, 107301, 119477, 168918, 188086, 214602, 238954, 282129, 358431, 455839, 564258, 716862, 911678, 1367517, 2735034, 4420021, 5615419, 8840042, 11230838, 13260063, 16846257, 21424433, 26520126, 33692514, 42848866, 64273299, 71566723, 128546598, 143133446, 214700169, 429400338, 3363635981, 6727271962, 10090907943, 20181815886]

約数ペア:

[(1, 20181815886), (2, 10090907943), (3, 6727271962), (6, 3363635981), (47, 429400338), (94, 214700169), (141, 143133446), (157, 128546598), (282, 71566723), (314, 64273299), (471, 42848866), (599, 33692514), (761, 26520126), (942, 21424433), (1198, 16846257), (1522, 13260063), (1797, 11230838), (2283, 8840042), (3594, 5615419), (4566, 4420021), (7379, 2735034), (14758, 1367517), (22137, 911678), (28153, 716862), (35767, 564258), (44274, 455839), (56306, 358431), (71534, 282129), (84459, 238954), (94043, 214602), (107301, 188086), (119477, 168918)]