20953486

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 14038514

約数列:

[1, 2, 17, 29, 34, 58, 79, 158, 269, 493, 538, 986, 1343, 2291, 2686, 4573, 4582, 7801, 9146, 15602, 21251, 38947, 42502, 77894, 132617, 265234, 361267, 616279, 722534, 1232558, 10476743, 20953486]

約数ペア:

[(1, 20953486), (2, 10476743), (17, 1232558), (29, 722534), (34, 616279), (58, 361267), (79, 265234), (158, 132617), (269, 77894), (493, 42502), (538, 38947), (986, 21251), (1343, 15602), (2291, 9146), (2686, 7801), (4573, 4582)]