19839426

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 40981248

約数和(自身を除く): 21141822

約数列:

[1, 2, 3, 6, 43, 86, 129, 131, 258, 262, 393, 587, 786, 1174, 1761, 3522, 5633, 11266, 16899, 25241, 33798, 50482, 75723, 76897, 151446, 153794, 230691, 461382, 3306571, 6613142, 9919713, 19839426]

約数ペア:

[(1, 19839426), (2, 9919713), (3, 6613142), (6, 3306571), (43, 461382), (86, 230691), (129, 153794), (131, 151446), (258, 76897), (262, 75723), (393, 50482), (587, 33798), (786, 25241), (1174, 16899), (1761, 11266), (3522, 5633)]