19783010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3539}}^1$

素因数の和:3602

約数の個数: 32

約数和(自身を含む): 39251520

約数和(自身を除く): 19468510

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3539, 5590, 7078, 17695, 35390, 46007, 92014, 152177, 230035, 304354, 460070, 760885, 1521770, 1978301, 3956602, 9891505, 19783010]

約数ペア:

[(1, 19783010), (2, 9891505), (5, 3956602), (10, 1978301), (13, 1521770), (26, 760885), (43, 460070), (65, 304354), (86, 230035), (130, 152177), (215, 92014), (430, 46007), (559, 35390), (1118, 17695), (2795, 7078), (3539, 5590)]