19946518

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{479}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 30689280

約数和(自身を除く): 10742762

約数列:

[1, 2, 47, 94, 443, 479, 886, 958, 20821, 22513, 41642, 45026, 212197, 424394, 9973259, 19946518]

約数ペア:

[(1, 19946518), (2, 9973259), (47, 424394), (94, 212197), (443, 45026), (479, 41642), (886, 22513), (958, 20821)]