20161800010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1\times {\mathrm{3907}}^1$

素因数の和:5059

約数の個数: 64

約数和(自身を含む): 40558662144

約数和(自身を除く): 20396862134

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 1091, 2182, 2365, 3907, 4730, 5455, 7814, 10910, 12001, 19535, 24002, 39070, 42977, 46913, 60005, 85954, 93826, 120010, 168001, 214885, 234565, 336002, 429770, 469130, 516043, 840005, 1032086, 1680010, 1848011, 2580215, 3696022, 4262537, 5160430, 8525074, 9240055, 18480110, 21312685, 42625370, 46887907, 93775814, 183289091, 234439535, 366578182, 468879070, 916445455, 1832890910, 2016180001, 4032360002, 10080900005, 20161800010]

約数ペア:

[(1, 20161800010), (2, 10080900005), (5, 4032360002), (10, 2016180001), (11, 1832890910), (22, 916445455), (43, 468879070), (55, 366578182), (86, 234439535), (110, 183289091), (215, 93775814), (430, 46887907), (473, 42625370), (946, 21312685), (1091, 18480110), (2182, 9240055), (2365, 8525074), (3907, 5160430), (4730, 4262537), (5455, 3696022), (7814, 2580215), (10910, 1848011), (12001, 1680010), (19535, 1032086), (24002, 840005), (39070, 516043), (42977, 469130), (46913, 429770), (60005, 336002), (85954, 234565), (93826, 214885), (120010, 168001)]