318204514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{997}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 518800320

約数和(自身を除く): 200595806

約数列:

[1, 2, 19, 37, 38, 74, 227, 454, 703, 997, 1406, 1994, 4313, 8399, 8626, 16798, 18943, 36889, 37886, 73778, 159581, 226319, 319162, 452638, 700891, 1401782, 4300061, 8373803, 8600122, 16747606, 159102257, 318204514]

約数ペア:

[(1, 318204514), (2, 159102257), (19, 16747606), (37, 8600122), (38, 8373803), (74, 4300061), (227, 1401782), (454, 700891), (703, 452638), (997, 319162), (1406, 226319), (1994, 159581), (4313, 73778), (8399, 37886), (8626, 36889), (16798, 18943)]