219963458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2473}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 389031552

約数和(自身を除く): 169068094

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 311, 622, 2473, 3421, 4043, 4946, 6842, 8086, 27203, 32149, 44473, 54406, 64298, 88946, 353639, 707278, 769103, 1538206, 8460133, 9998339, 16920266, 19996678, 109981729, 219963458]

約数ペア:

[(1, 219963458), (2, 109981729), (11, 19996678), (13, 16920266), (22, 9998339), (26, 8460133), (143, 1538206), (286, 769103), (311, 707278), (622, 353639), (2473, 88946), (3421, 64298), (4043, 54406), (4946, 44473), (6842, 32149), (8086, 27203)]