16903978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 31489920

約数和(自身を除く): 14585942

約数列:

[1, 2, 7, 13, 14, 26, 91, 131, 182, 262, 709, 917, 1418, 1703, 1834, 3406, 4963, 9217, 9926, 11921, 18434, 23842, 64519, 92879, 129038, 185758, 650153, 1207427, 1300306, 2414854, 8451989, 16903978]

約数ペア:

[(1, 16903978), (2, 8451989), (7, 2414854), (13, 1300306), (14, 1207427), (26, 650153), (91, 185758), (131, 129038), (182, 92879), (262, 64519), (709, 23842), (917, 18434), (1418, 11921), (1703, 9926), (1834, 9217), (3406, 4963)]