1912778864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3856409}}^1$

素因数の和:3856448

約数の個数: 20

約数和(自身を含む): 3825558720

約数和(自身を除く): 1912779856

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3856409, 7712818, 15425636, 30851272, 61702544, 119548679, 239097358, 478194716, 956389432, 1912778864]

約数ペア:

[(1, 1912778864), (2, 956389432), (4, 478194716), (8, 239097358), (16, 119548679), (31, 61702544), (62, 30851272), (124, 15425636), (248, 7712818), (496, 3856409)]