20145707792

素因数分解:

$2^4\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{169531}}^1$

素因数の和:170607

約数の個数: 40

約数和(自身を含む): 44650660032

約数和(自身を除く): 24504952240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1061, 2122, 4244, 7427, 8488, 14854, 16976, 29708, 59416, 118832, 169531, 339062, 678124, 1186717, 1356248, 2373434, 2712496, 4746868, 9493736, 18987472, 179872391, 359744782, 719489564, 1259106737, 1438979128, 2518213474, 2877958256, 5036426948, 10072853896, 20145707792]

約数ペア:

[(1, 20145707792), (2, 10072853896), (4, 5036426948), (7, 2877958256), (8, 2518213474), (14, 1438979128), (16, 1259106737), (28, 719489564), (56, 359744782), (112, 179872391), (1061, 18987472), (2122, 9493736), (4244, 4746868), (7427, 2712496), (8488, 2373434), (14854, 1356248), (16976, 1186717), (29708, 678124), (59416, 339062), (118832, 169531)]