890243596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1129}}^1\times {\mathrm{17921}}^1$

素因数の和:19065

約数の個数: 24

約数和(自身を含む): 1701156240

約数和(自身を除く): 810912644

約数列:

[1, 2, 4, 11, 22, 44, 1129, 2258, 4516, 12419, 17921, 24838, 35842, 49676, 71684, 197131, 394262, 788524, 20232809, 40465618, 80931236, 222560899, 445121798, 890243596]

約数ペア:

[(1, 890243596), (2, 445121798), (4, 222560899), (11, 80931236), (22, 40465618), (44, 20232809), (1129, 788524), (2258, 394262), (4516, 197131), (12419, 71684), (17921, 49676), (24838, 35842)]