20823403768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{12979}}^1$

素因数の和:13300

約数の個数: 64

約数和(自身を含む): 42391641600

約数和(自身を除く): 21568237832

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 251, 376, 502, 799, 1004, 1598, 2008, 3196, 4267, 6392, 8534, 11797, 12979, 17068, 23594, 25958, 34136, 47188, 51916, 94376, 103832, 200549, 220643, 401098, 441286, 610013, 802196, 882572, 1220026, 1604392, 1765144, 2440052, 3257729, 4880104, 6515458, 10370221, 13030916, 20740442, 26061832, 41480884, 55381393, 82961768, 110762786, 153113263, 221525572, 306226526, 443051144, 612453052, 1224906104, 2602925471, 5205850942, 10411701884, 20823403768]

約数ペア:

[(1, 20823403768), (2, 10411701884), (4, 5205850942), (8, 2602925471), (17, 1224906104), (34, 612453052), (47, 443051144), (68, 306226526), (94, 221525572), (136, 153113263), (188, 110762786), (251, 82961768), (376, 55381393), (502, 41480884), (799, 26061832), (1004, 20740442), (1598, 13030916), (2008, 10370221), (3196, 6515458), (4267, 4880104), (6392, 3257729), (8534, 2440052), (11797, 1765144), (12979, 1604392), (17068, 1220026), (23594, 882572), (25958, 802196), (34136, 610013), (47188, 441286), (51916, 401098), (94376, 220643), (103832, 200549)]