201790646

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 329484672

約数和(自身を除く): 127694026

約数列:

[1, 2, 17, 34, 47, 94, 197, 394, 641, 799, 1282, 1598, 3349, 6698, 9259, 10897, 18518, 21794, 30127, 60254, 126277, 157403, 252554, 314806, 512159, 1024318, 2146709, 4293418, 5935019, 11870038, 100895323, 201790646]

約数ペア:

[(1, 201790646), (2, 100895323), (17, 11870038), (34, 5935019), (47, 4293418), (94, 2146709), (197, 1024318), (394, 512159), (641, 314806), (799, 252554), (1282, 157403), (1598, 126277), (3349, 60254), (6698, 30127), (9259, 21794), (10897, 18518)]