18005406986

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2549}}^1\times {\mathrm{21937}}^1$

素因数の和:24518

約数の個数: 32

約数和(自身を含む): 32222534400

約数和(自身を除く): 14217127414

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 2549, 5098, 17843, 21937, 35686, 43874, 58627, 117254, 153559, 307118, 410389, 504551, 820778, 1009102, 3531857, 7063714, 55917413, 111834826, 391421891, 782843782, 1286100499, 2572200998, 9002703493, 18005406986]

約数ペア:

[(1, 18005406986), (2, 9002703493), (7, 2572200998), (14, 1286100499), (23, 782843782), (46, 391421891), (161, 111834826), (322, 55917413), (2549, 7063714), (5098, 3531857), (17843, 1009102), (21937, 820778), (35686, 504551), (43874, 410389), (58627, 307118), (117254, 153559)]