18970484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3761}}^1$

素因数の和:3875

約数の個数: 24

約数和(自身を含む): 36130248

約数和(自身を除く): 17159764

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 3761, 5044, 7522, 15044, 48893, 97786, 195572, 364817, 729634, 1459268, 4742621, 9485242, 18970484]

約数ペア:

[(1, 18970484), (2, 9485242), (4, 4742621), (13, 1459268), (26, 729634), (52, 364817), (97, 195572), (194, 97786), (388, 48893), (1261, 15044), (2522, 7522), (3761, 5044)]