20086571876

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{55997}}^1$

素因数の和:56588

約数の個数: 48

約数和(自身を含む): 41995812096

約数和(自身を除く): 21909240220

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 557, 644, 1114, 2228, 3899, 7798, 12811, 15596, 25622, 51244, 55997, 89677, 111994, 179354, 223988, 358708, 391979, 783958, 1287931, 1567916, 2575862, 5151724, 9015517, 18031034, 31190329, 36062068, 62380658, 124761316, 218332303, 436664606, 717377567, 873329212, 1434755134, 2869510268, 5021642969, 10043285938, 20086571876]

約数ペア:

[(1, 20086571876), (2, 10043285938), (4, 5021642969), (7, 2869510268), (14, 1434755134), (23, 873329212), (28, 717377567), (46, 436664606), (92, 218332303), (161, 124761316), (322, 62380658), (557, 36062068), (644, 31190329), (1114, 18031034), (2228, 9015517), (3899, 5151724), (7798, 2575862), (12811, 1567916), (15596, 1287931), (25622, 783958), (51244, 391979), (55997, 358708), (89677, 223988), (111994, 179354)]