19650982

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1312

約数の個数: 24

約数和(自身を含む): 32623776

約数和(自身を除く): 12972794

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 1237, 2474, 7943, 15886, 16081, 32162, 58139, 116278, 209053, 418106, 755807, 1511614, 9825491, 19650982]

約数ペア:

[(1, 19650982), (2, 9825491), (13, 1511614), (26, 755807), (47, 418106), (94, 209053), (169, 116278), (338, 58139), (611, 32162), (1222, 16081), (1237, 15886), (2474, 7943)]