28881842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{15817}}^1$

素因数の和:15913

約数の個数: 16

約数和(自身を含む): 47833632

約数和(自身を除く): 18951790

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 15817, 31634, 173987, 347974, 1312811, 2625622, 14440921, 28881842]

約数ペア:

[(1, 28881842), (2, 14440921), (11, 2625622), (22, 1312811), (83, 347974), (166, 173987), (913, 31634), (1826, 15817)]