19219636

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 34435296

約数和(自身を除く): 15215660

約数列:

[1, 2, 4, 61, 122, 227, 244, 347, 454, 694, 908, 1388, 13847, 21167, 27694, 42334, 55388, 78769, 84668, 157538, 315076, 4804909, 9609818, 19219636]

約数ペア:

[(1, 19219636), (2, 9609818), (4, 4804909), (61, 315076), (122, 157538), (227, 84668), (244, 78769), (347, 55388), (454, 42334), (694, 27694), (908, 21167), (1388, 13847)]