19672378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 33265728

約数和(自身を除く): 13593350

約数列:

[1, 2, 11, 22, 61, 107, 122, 137, 214, 274, 671, 1177, 1342, 1507, 2354, 3014, 6527, 8357, 13054, 14659, 16714, 29318, 71797, 91927, 143594, 161249, 183854, 322498, 894199, 1788398, 9836189, 19672378]

約数ペア:

[(1, 19672378), (2, 9836189), (11, 1788398), (22, 894199), (61, 322498), (107, 183854), (122, 161249), (137, 143594), (214, 91927), (274, 71797), (671, 29318), (1177, 16714), (1342, 14659), (1507, 13054), (2354, 8357), (3014, 6527)]