20121078451

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{1303}}^1$

素因数の和:1867

約数の個数: 32

約数和(自身を含む): 22266478080

約数和(自身を除く): 2145399629

約数列:

[1, 19, 41, 43, 461, 779, 817, 1303, 1763, 8759, 18901, 19823, 24757, 33497, 53423, 56029, 359119, 376637, 600683, 812743, 1015037, 1064551, 2297189, 11412977, 15442117, 24628003, 25829369, 43646591, 467932057, 490758011, 1059004129, 20121078451]

約数ペア:

[(1, 20121078451), (19, 1059004129), (41, 490758011), (43, 467932057), (461, 43646591), (779, 25829369), (817, 24628003), (1303, 15442117), (1763, 11412977), (8759, 2297189), (18901, 1064551), (19823, 1015037), (24757, 812743), (33497, 600683), (53423, 376637), (56029, 359119)]