19813584

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 59143040

約数和(自身を除く): 39329456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 109, 112, 168, 218, 327, 336, 436, 541, 654, 763, 872, 1082, 1308, 1526, 1623, 1744, 2164, 2289, 2616, 3052, 3246, 3787, 4328, 4578, 5232, 6104, 6492, 7574, 8656, 9156, 11361, 12208, 12984, 15148, 18312, 22722, 25968, 30296, 36624, 45444, 58969, 60592, 90888, 117938, 176907, 181776, 235876, 353814, 412783, 471752, 707628, 825566, 943504, 1238349, 1415256, 1651132, 2476698, 2830512, 3302264, 4953396, 6604528, 9906792, 19813584]

約数ペア:

[(1, 19813584), (2, 9906792), (3, 6604528), (4, 4953396), (6, 3302264), (7, 2830512), (8, 2476698), (12, 1651132), (14, 1415256), (16, 1238349), (21, 943504), (24, 825566), (28, 707628), (42, 471752), (48, 412783), (56, 353814), (84, 235876), (109, 181776), (112, 176907), (168, 117938), (218, 90888), (327, 60592), (336, 58969), (436, 45444), (541, 36624), (654, 30296), (763, 25968), (872, 22722), (1082, 18312), (1308, 15148), (1526, 12984), (1623, 12208), (1744, 11361), (2164, 9156), (2289, 8656), (2616, 7574), (3052, 6492), (3246, 6104), (3787, 5232), (4328, 4578)]