1645593838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{87133}}^1$

素因数の和:87232

約数の個数: 32

約数和(自身を含む): 3011351040

約数和(自身を除く): 1365757202

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1349, 2698, 9443, 18886, 87133, 174266, 609931, 1219862, 1655527, 3311054, 6186443, 11588689, 12372886, 23177378, 43305101, 86610202, 117542417, 235084834, 822796919, 1645593838]

約数ペア:

[(1, 1645593838), (2, 822796919), (7, 235084834), (14, 117542417), (19, 86610202), (38, 43305101), (71, 23177378), (133, 12372886), (142, 11588689), (266, 6186443), (497, 3311054), (994, 1655527), (1349, 1219862), (2698, 609931), (9443, 174266), (18886, 87133)]