1811900002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1\times {\mathrm{2971}}^1$

素因数の和:4462

約数の個数: 32

約数和(自身を含む): 3124166400

約数和(自身を除く): 1312266398

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 1459, 2918, 2971, 5942, 16049, 27721, 32098, 32681, 55442, 56449, 65362, 112898, 304931, 609862, 620939, 1241878, 4334689, 8669378, 47681579, 82359091, 95363158, 164718182, 905950001, 1811900002]

約数ペア:

[(1, 1811900002), (2, 905950001), (11, 164718182), (19, 95363158), (22, 82359091), (38, 47681579), (209, 8669378), (418, 4334689), (1459, 1241878), (2918, 620939), (2971, 609862), (5942, 304931), (16049, 112898), (27721, 65362), (32098, 56449), (32681, 55442)]