19201648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38713}}^1$

素因数の和:38752

約数の個数: 20

約数和(自身を含む): 38404288

約数和(自身を除く): 19202640

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38713, 77426, 154852, 309704, 619408, 1200103, 2400206, 4800412, 9600824, 19201648]

約数ペア:

[(1, 19201648), (2, 9600824), (4, 4800412), (8, 2400206), (16, 1200103), (31, 619408), (62, 309704), (124, 154852), (248, 77426), (496, 38713)]