20508724306

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{523}}^1\times {\mathrm{3671}}^1$

素因数の和:4319

約数の個数: 48

約数和(自身を含む): 36192847680

約数和(自身を除く): 15684123374

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 523, 763, 1046, 1526, 3661, 3671, 5341, 7322, 7342, 10682, 25627, 25697, 51254, 51394, 57007, 114014, 179879, 359758, 399049, 400139, 798098, 800278, 1919933, 2793343, 2800973, 3839866, 5586686, 5601946, 13439531, 19606811, 26879062, 39213622, 94076717, 188153434, 209272697, 418545394, 1464908879, 2929817758, 10254362153, 20508724306]

約数ペア:

[(1, 20508724306), (2, 10254362153), (7, 2929817758), (14, 1464908879), (49, 418545394), (98, 209272697), (109, 188153434), (218, 94076717), (523, 39213622), (763, 26879062), (1046, 19606811), (1526, 13439531), (3661, 5601946), (3671, 5586686), (5341, 3839866), (7322, 2800973), (7342, 2793343), (10682, 1919933), (25627, 800278), (25697, 798098), (51254, 400139), (51394, 399049), (57007, 359758), (114014, 179879)]