20950072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18313}}^1$

素因数の和:18343

約数の個数: 32

約数和(自身を含む): 46151280

約数和(自身を除く): 25201208

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18313, 36626, 73252, 146504, 201443, 238069, 402886, 476138, 805772, 952276, 1611544, 1904552, 2618759, 5237518, 10475036, 20950072]

約数ペア:

[(1, 20950072), (2, 10475036), (4, 5237518), (8, 2618759), (11, 1904552), (13, 1611544), (22, 952276), (26, 805772), (44, 476138), (52, 402886), (88, 238069), (104, 201443), (143, 146504), (286, 73252), (572, 36626), (1144, 18313)]