1689236428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{19759}}^1$

素因数の和:19870

約数の個数: 48

約数和(自身を含む): 3386073600

約数和(自身を除く): 1696837172

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 67, 116, 134, 268, 319, 638, 737, 1276, 1474, 1943, 2948, 3886, 7772, 19759, 21373, 39518, 42746, 79036, 85492, 217349, 434698, 573011, 869396, 1146022, 1323853, 2292044, 2647706, 5295412, 6303121, 12606242, 14562383, 25212484, 29124766, 38391737, 58249532, 76783474, 153566948, 422309107, 844618214, 1689236428]

約数ペア:

[(1, 1689236428), (2, 844618214), (4, 422309107), (11, 153566948), (22, 76783474), (29, 58249532), (44, 38391737), (58, 29124766), (67, 25212484), (116, 14562383), (134, 12606242), (268, 6303121), (319, 5295412), (638, 2647706), (737, 2292044), (1276, 1323853), (1474, 1146022), (1943, 869396), (2948, 573011), (3886, 434698), (7772, 217349), (19759, 85492), (21373, 79036), (39518, 42746)]