19004928761

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{6703}}^1\times {\mathrm{4451}}^1$

素因数の和:11181

約数の個数: 24

約数和(自身を含む): 23817273984

約数和(自身を除く): 4812345223

約数列:

[1, 7, 13, 49, 91, 637, 4451, 6703, 31157, 46921, 57863, 87139, 218099, 328447, 405041, 609973, 2835287, 4269811, 29835053, 208845371, 387855689, 1461917597, 2714989823, 19004928761]

約数ペア:

[(1, 19004928761), (7, 2714989823), (13, 1461917597), (49, 387855689), (91, 208845371), (637, 29835053), (4451, 4269811), (6703, 2835287), (31157, 609973), (46921, 405041), (57863, 328447), (87139, 218099)]