18870293092

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4603}}^1\times {\mathrm{4723}}^1$

素因数の和:9368

約数の個数: 48

約数和(自身を含む): 38974738432

約数和(自身を除く): 20104445340

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 4603, 4723, 9206, 9446, 18412, 18892, 32221, 33061, 64442, 66122, 128884, 132244, 142693, 146413, 285386, 292826, 570772, 585652, 998851, 1024891, 1997702, 2049782, 3995404, 4099564, 21739969, 43479938, 86959876, 152179783, 304359566, 608719132, 673939039, 1347878078, 2695756156, 4717573273, 9435146546, 18870293092]

約数ペア:

[(1, 18870293092), (2, 9435146546), (4, 4717573273), (7, 2695756156), (14, 1347878078), (28, 673939039), (31, 608719132), (62, 304359566), (124, 152179783), (217, 86959876), (434, 43479938), (868, 21739969), (4603, 4099564), (4723, 3995404), (9206, 2049782), (9446, 1997702), (18412, 1024891), (18892, 998851), (32221, 585652), (33061, 570772), (64442, 292826), (66122, 285386), (128884, 146413), (132244, 142693)]