17851482140

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1\times {\mathrm{14411}}^1$

素因数の和:14918

約数の個数: 48

約数和(自身を含む): 37792760544

約数和(自身を除く): 19941278404

約数列:

[1, 2, 4, 5, 10, 20, 241, 257, 482, 514, 964, 1028, 1205, 1285, 2410, 2570, 4820, 5140, 14411, 28822, 57644, 61937, 72055, 123874, 144110, 247748, 288220, 309685, 619370, 1238740, 3473051, 3703627, 6946102, 7407254, 13892204, 14814508, 17365255, 18518135, 34730510, 37036270, 69461020, 74072540, 892574107, 1785148214, 3570296428, 4462870535, 8925741070, 17851482140]

約数ペア:

[(1, 17851482140), (2, 8925741070), (4, 4462870535), (5, 3570296428), (10, 1785148214), (20, 892574107), (241, 74072540), (257, 69461020), (482, 37036270), (514, 34730510), (964, 18518135), (1028, 17365255), (1205, 14814508), (1285, 13892204), (2410, 7407254), (2570, 6946102), (4820, 3703627), (5140, 3473051), (14411, 1238740), (28822, 619370), (57644, 309685), (61937, 288220), (72055, 247748), (123874, 144110)]