20924568

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{659}}^1$

素因数の和:691

約数の個数: 120

約数和(自身を含む): 68280300

約数和(自身を除く): 47355732

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 659, 756, 882, 1134, 1176, 1318, 1323, 1512, 1764, 1977, 2268, 2636, 2646, 3528, 3954, 3969, 4536, 4613, 5272, 5292, 5931, 7908, 7938, 9226, 10584, 11862, 13839, 15816, 15876, 17793, 18452, 23724, 27678, 31752, 32291, 35586, 36904, 41517, 47448, 53379, 55356, 64582, 71172, 83034, 96873, 106758, 110712, 124551, 129164, 142344, 166068, 193746, 213516, 249102, 258328, 290619, 332136, 373653, 387492, 427032, 498204, 581238, 747306, 774984, 871857, 996408, 1162476, 1494612, 1743714, 2324952, 2615571, 2989224, 3487428, 5231142, 6974856, 10462284, 20924568]

約数ペア:

[(1, 20924568), (2, 10462284), (3, 6974856), (4, 5231142), (6, 3487428), (7, 2989224), (8, 2615571), (9, 2324952), (12, 1743714), (14, 1494612), (18, 1162476), (21, 996408), (24, 871857), (27, 774984), (28, 747306), (36, 581238), (42, 498204), (49, 427032), (54, 387492), (56, 373653), (63, 332136), (72, 290619), (81, 258328), (84, 249102), (98, 213516), (108, 193746), (126, 166068), (147, 142344), (162, 129164), (168, 124551), (189, 110712), (196, 106758), (216, 96873), (252, 83034), (294, 71172), (324, 64582), (378, 55356), (392, 53379), (441, 47448), (504, 41517), (567, 36904), (588, 35586), (648, 32291), (659, 31752), (756, 27678), (882, 23724), (1134, 18452), (1176, 17793), (1318, 15876), (1323, 15816), (1512, 13839), (1764, 11862), (1977, 10584), (2268, 9226), (2636, 7938), (2646, 7908), (3528, 5931), (3954, 5292), (3969, 5272), (4536, 4613)]