20020104

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 59393880

約数和(自身を除く): 39373776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 73, 78, 104, 117, 146, 156, 219, 234, 292, 293, 312, 438, 468, 584, 586, 657, 876, 879, 936, 949, 1172, 1314, 1752, 1758, 1898, 2344, 2628, 2637, 2847, 3516, 3796, 3809, 5256, 5274, 5694, 7032, 7592, 7618, 8541, 10548, 11388, 11427, 15236, 17082, 21096, 21389, 22776, 22854, 30472, 34164, 34281, 42778, 45708, 64167, 68328, 68562, 85556, 91416, 128334, 137124, 171112, 192501, 256668, 274248, 278057, 385002, 513336, 556114, 770004, 834171, 1112228, 1540008, 1668342, 2224456, 2502513, 3336684, 5005026, 6673368, 10010052, 20020104]

約数ペア:

[(1, 20020104), (2, 10010052), (3, 6673368), (4, 5005026), (6, 3336684), (8, 2502513), (9, 2224456), (12, 1668342), (13, 1540008), (18, 1112228), (24, 834171), (26, 770004), (36, 556114), (39, 513336), (52, 385002), (72, 278057), (73, 274248), (78, 256668), (104, 192501), (117, 171112), (146, 137124), (156, 128334), (219, 91416), (234, 85556), (292, 68562), (293, 68328), (312, 64167), (438, 45708), (468, 42778), (584, 34281), (586, 34164), (657, 30472), (876, 22854), (879, 22776), (936, 21389), (949, 21096), (1172, 17082), (1314, 15236), (1752, 11427), (1758, 11388), (1898, 10548), (2344, 8541), (2628, 7618), (2637, 7592), (2847, 7032), (3516, 5694), (3796, 5274), (3809, 5256)]