2028857584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{20029}}^1$

素因数の和:20537

約数の個数: 40

約数和(自身を含む): 4242193760

約数和(自身を除く): 2213336176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 487, 974, 1948, 3896, 6331, 7792, 12662, 20029, 25324, 40058, 50648, 80116, 101296, 160232, 260377, 320464, 520754, 1041508, 2083016, 4166032, 9754123, 19508246, 39016492, 78032984, 126803599, 156065968, 253607198, 507214396, 1014428792, 2028857584]

約数ペア:

[(1, 2028857584), (2, 1014428792), (4, 507214396), (8, 253607198), (13, 156065968), (16, 126803599), (26, 78032984), (52, 39016492), (104, 19508246), (208, 9754123), (487, 4166032), (974, 2083016), (1948, 1041508), (3896, 520754), (6331, 320464), (7792, 260377), (12662, 160232), (20029, 101296), (25324, 80116), (40058, 50648)]