219509973776

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{442560431}}^1$

素因数の和:442560470

約数の個数: 20

約数和(自身を含む): 439019948544

約数和(自身を除く): 219509974768

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 442560431, 885120862, 1770241724, 3540483448, 7080966896, 13719373361, 27438746722, 54877493444, 109754986888, 219509973776]

約数ペア:

[(1, 219509973776), (2, 109754986888), (4, 54877493444), (8, 27438746722), (16, 13719373361), (31, 7080966896), (62, 3540483448), (124, 1770241724), (248, 885120862), (496, 442560431)]