19534914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{787}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 48679488

約数和(自身を除く): 29144574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 197, 394, 591, 787, 1182, 1379, 1574, 1773, 2361, 2758, 3546, 4137, 4722, 5509, 7083, 8274, 11018, 12411, 14166, 16527, 24822, 33054, 49581, 99162, 155039, 310078, 465117, 930234, 1085273, 1395351, 2170546, 2790702, 3255819, 6511638, 9767457, 19534914]

約数ペア:

[(1, 19534914), (2, 9767457), (3, 6511638), (6, 3255819), (7, 2790702), (9, 2170546), (14, 1395351), (18, 1085273), (21, 930234), (42, 465117), (63, 310078), (126, 155039), (197, 99162), (394, 49581), (591, 33054), (787, 24822), (1182, 16527), (1379, 14166), (1574, 12411), (1773, 11018), (2361, 8274), (2758, 7083), (3546, 5509), (4137, 4722)]