2009642008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1201939}}^1$

素因数の和:1201975

約数の個数: 32

約数和(自身を含む): 4326984000

約数和(自身を除く): 2317341992

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 1201939, 2403878, 4807756, 9615512, 13221329, 22836841, 26442658, 45673682, 52885316, 91347364, 105770632, 182694728, 251205251, 502410502, 1004821004, 2009642008]

約数ペア:

[(1, 2009642008), (2, 1004821004), (4, 502410502), (8, 251205251), (11, 182694728), (19, 105770632), (22, 91347364), (38, 52885316), (44, 45673682), (76, 26442658), (88, 22836841), (152, 13221329), (209, 9615512), (418, 4807756), (836, 2403878), (1672, 1201939)]