19846502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 13417498

約数列:

[1, 2, 13, 26, 47, 94, 109, 149, 218, 298, 611, 1222, 1417, 1937, 2834, 3874, 5123, 7003, 10246, 14006, 16241, 32482, 66599, 91039, 133198, 182078, 211133, 422266, 763327, 1526654, 9923251, 19846502]

約数ペア:

[(1, 19846502), (2, 9923251), (13, 1526654), (26, 763327), (47, 422266), (94, 211133), (109, 182078), (149, 133198), (218, 91039), (298, 66599), (611, 32482), (1222, 16241), (1417, 14006), (1937, 10246), (2834, 7003), (3874, 5123)]