828437278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{200009}}^1$

素因数の和:200139

約数の個数: 16

約数和(自身を含む): 1320066000

約数和(自身を除く): 491628722

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 200009, 400018, 3800171, 7600342, 21800981, 43601962, 414218639, 828437278]

約数ペア:

[(1, 828437278), (2, 414218639), (19, 43601962), (38, 21800981), (109, 7600342), (218, 3800171), (2071, 400018), (4142, 200009)]