12161968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8353}}^1$

素因数の和:8381

約数の個数: 40

約数和(自身を含む): 29005088

約数和(自身を除く): 16843120

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 8353, 16706, 33412, 58471, 66824, 108589, 116942, 133648, 217178, 233884, 434356, 467768, 760123, 868712, 935536, 1520246, 1737424, 3040492, 6080984, 12161968]

約数ペア:

[(1, 12161968), (2, 6080984), (4, 3040492), (7, 1737424), (8, 1520246), (13, 935536), (14, 868712), (16, 760123), (26, 467768), (28, 434356), (52, 233884), (56, 217178), (91, 133648), (104, 116942), (112, 108589), (182, 66824), (208, 58471), (364, 33412), (728, 16706), (1456, 8353)]