19767436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3919}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 37647680

約数和(自身を除く): 17880244

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 3919, 5044, 7838, 15676, 50947, 101894, 203788, 380143, 760286, 1520572, 4941859, 9883718, 19767436]

約数ペア:

[(1, 19767436), (2, 9883718), (4, 4941859), (13, 1520572), (26, 760286), (52, 380143), (97, 203788), (194, 101894), (388, 50947), (1261, 15676), (2522, 7838), (3919, 5044)]