208190872

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{881}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 395841600

約数和(自身を除く): 187650728

約数列:

[1, 2, 4, 8, 109, 218, 271, 436, 542, 872, 881, 1084, 1762, 2168, 3524, 7048, 29539, 59078, 96029, 118156, 192058, 236312, 238751, 384116, 477502, 768232, 955004, 1910008, 26023859, 52047718, 104095436, 208190872]

約数ペア:

[(1, 208190872), (2, 104095436), (4, 52047718), (8, 26023859), (109, 1910008), (218, 955004), (271, 768232), (436, 477502), (542, 384116), (872, 238751), (881, 236312), (1084, 192058), (1762, 118156), (2168, 96029), (3524, 59078), (7048, 29539)]