16556538

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 37231488

約数和(自身を除く): 20674950

約数列:

[1, 2, 3, 6, 17, 34, 37, 41, 51, 74, 82, 102, 107, 111, 123, 214, 222, 246, 321, 629, 642, 697, 1258, 1394, 1517, 1819, 1887, 2091, 3034, 3638, 3774, 3959, 4182, 4387, 4551, 5457, 7918, 8774, 9102, 10914, 11877, 13161, 23754, 25789, 26322, 51578, 67303, 74579, 77367, 134606, 149158, 154734, 162319, 201909, 223737, 324638, 403818, 447474, 486957, 973914, 2759423, 5518846, 8278269, 16556538]

約数ペア:

[(1, 16556538), (2, 8278269), (3, 5518846), (6, 2759423), (17, 973914), (34, 486957), (37, 447474), (41, 403818), (51, 324638), (74, 223737), (82, 201909), (102, 162319), (107, 154734), (111, 149158), (123, 134606), (214, 77367), (222, 74579), (246, 67303), (321, 51578), (629, 26322), (642, 25789), (697, 23754), (1258, 13161), (1394, 11877), (1517, 10914), (1819, 9102), (1887, 8774), (2091, 7918), (3034, 5457), (3638, 4551), (3774, 4387), (3959, 4182)]