20508780604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{7213}}^1\times {\mathrm{54679}}^1$

素因数の和:61909

約数の個数: 24

約数和(自身を含む): 38657228960

約数和(自身を除く): 18148448356

約数列:

[1, 2, 4, 13, 26, 52, 7213, 14426, 28852, 54679, 93769, 109358, 187538, 218716, 375076, 710827, 1421654, 2843308, 394399627, 788799254, 1577598508, 5127195151, 10254390302, 20508780604]

約数ペア:

[(1, 20508780604), (2, 10254390302), (4, 5127195151), (13, 1577598508), (26, 788799254), (52, 394399627), (7213, 2843308), (14426, 1421654), (28852, 710827), (54679, 375076), (93769, 218716), (109358, 187538)]