19493048354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{64283}}^1$

素因数の和:64514

約数の個数: 32

約数和(自身を含む): 32075144640

約数和(自身を除く): 12582096286

約数列:

[1, 2, 13, 26, 107, 109, 214, 218, 1391, 1417, 2782, 2834, 11663, 23326, 64283, 128566, 151619, 303238, 835679, 1671358, 6878281, 7006847, 13756562, 14013694, 89417653, 91089011, 178835306, 182178022, 749732629, 1499465258, 9746524177, 19493048354]

約数ペア:

[(1, 19493048354), (2, 9746524177), (13, 1499465258), (26, 749732629), (107, 182178022), (109, 178835306), (214, 91089011), (218, 89417653), (1391, 14013694), (1417, 13756562), (2782, 7006847), (2834, 6878281), (11663, 1671358), (23326, 835679), (64283, 303238), (128566, 151619)]