20782528

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{24979}}^1$

素因数の和:25004

約数の個数: 28

約数和(自身を含む): 44414440

約数和(自身を除く): 23631912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 24979, 49958, 99916, 199832, 324727, 399664, 649454, 799328, 1298908, 1598656, 2597816, 5195632, 10391264, 20782528]

約数ペア:

[(1, 20782528), (2, 10391264), (4, 5195632), (8, 2597816), (13, 1598656), (16, 1298908), (26, 799328), (32, 649454), (52, 399664), (64, 324727), (104, 199832), (208, 99916), (416, 49958), (832, 24979)]