2018481730

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 3764517120

約数和(自身を除く): 1746035390

約数列:

[1, 2, 5, 10, 89, 97, 103, 178, 194, 206, 227, 445, 454, 485, 515, 890, 970, 1030, 1135, 2270, 8633, 9167, 9991, 17266, 18334, 19982, 20203, 22019, 23381, 40406, 43165, 44038, 45835, 46762, 49955, 86330, 91670, 99910, 101015, 110095, 116905, 202030, 220190, 233810, 889199, 1778398, 1959691, 2080909, 2267957, 3919382, 4161818, 4445995, 4535914, 8891990, 9798455, 10404545, 11339785, 19596910, 20809090, 22679570, 201848173, 403696346, 1009240865, 2018481730]

約数ペア:

[(1, 2018481730), (2, 1009240865), (5, 403696346), (10, 201848173), (89, 22679570), (97, 20809090), (103, 19596910), (178, 11339785), (194, 10404545), (206, 9798455), (227, 8891990), (445, 4535914), (454, 4445995), (485, 4161818), (515, 3919382), (890, 2267957), (970, 2080909), (1030, 1959691), (1135, 1778398), (2270, 889199), (8633, 233810), (9167, 220190), (9991, 202030), (17266, 116905), (18334, 110095), (19982, 101015), (20203, 99910), (22019, 91670), (23381, 86330), (40406, 49955), (43165, 46762), (44038, 45835)]