19031788

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 33959744

約数和(自身を除く): 14927956

約数列:

[1, 2, 4, 97, 181, 194, 271, 362, 388, 542, 724, 1084, 17557, 26287, 35114, 49051, 52574, 70228, 98102, 105148, 196204, 4757947, 9515894, 19031788]

約数ペア:

[(1, 19031788), (2, 9515894), (4, 4757947), (97, 196204), (181, 105148), (194, 98102), (271, 70228), (362, 52574), (388, 49051), (542, 35114), (724, 26287), (1084, 17557)]