2019936230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{69677}}^1$

素因数の和:69920

約数の個数: 32

約数和(自身を含む): 3933183744

約数和(自身を除く): 1913247514

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 5798, 14495, 28990, 69677, 139354, 348385, 696770, 905801, 1811602, 4529005, 9058010, 15537971, 31075942, 77689855, 155379710, 201993623, 403987246, 1009968115, 2019936230]

約数ペア:

[(1, 2019936230), (2, 1009968115), (5, 403987246), (10, 201993623), (13, 155379710), (26, 77689855), (65, 31075942), (130, 15537971), (223, 9058010), (446, 4529005), (1115, 1811602), (2230, 905801), (2899, 696770), (5798, 348385), (14495, 139354), (28990, 69677)]