18903291710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{226631}}^1$

素因数の和:227096

約数の個数: 32

約数和(自身を含む): 35898508800

約数和(自身を除く): 16995217090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 439, 878, 2195, 4390, 8341, 16682, 41705, 83410, 226631, 453262, 1133155, 2266310, 4305989, 8611978, 21529945, 43059890, 99491009, 198982018, 497455045, 994910090, 1890329171, 3780658342, 9451645855, 18903291710]

約数ペア:

[(1, 18903291710), (2, 9451645855), (5, 3780658342), (10, 1890329171), (19, 994910090), (38, 497455045), (95, 198982018), (190, 99491009), (439, 43059890), (878, 21529945), (2195, 8611978), (4390, 4305989), (8341, 2266310), (16682, 1133155), (41705, 453262), (83410, 226631)]