19189772

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5153}}^1$

素因数の和:5190

約数の個数: 36

約数和(自身を含む): 41128920

約数和(自身を除く): 21939148

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5153, 10306, 20612, 36071, 72142, 97907, 144284, 195814, 252497, 391628, 504994, 685349, 1009988, 1370698, 2741396, 4797443, 9594886, 19189772]

約数ペア:

[(1, 19189772), (2, 9594886), (4, 4797443), (7, 2741396), (14, 1370698), (19, 1009988), (28, 685349), (38, 504994), (49, 391628), (76, 252497), (98, 195814), (133, 144284), (196, 97907), (266, 72142), (532, 36071), (931, 20612), (1862, 10306), (3724, 5153)]