19539436

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:910

約数の個数: 36

約数和(自身を含む): 40133016

約数和(自身を除く): 20593580

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 761, 917, 1522, 1834, 3044, 3668, 5327, 6419, 10654, 12838, 21308, 25676, 37289, 74578, 99691, 149156, 199382, 398764, 697837, 1395674, 2791348, 4884859, 9769718, 19539436]

約数ペア:

[(1, 19539436), (2, 9769718), (4, 4884859), (7, 2791348), (14, 1395674), (28, 697837), (49, 398764), (98, 199382), (131, 149156), (196, 99691), (262, 74578), (524, 37289), (761, 25676), (917, 21308), (1522, 12838), (1834, 10654), (3044, 6419), (3668, 5327)]