19364860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9049}}^1$

素因数の和:9165

約数の個数: 24

約数和(自身を含む): 41050800

約数和(自身を除く): 21685940

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9049, 18098, 36196, 45245, 90490, 180980, 968243, 1936486, 3872972, 4841215, 9682430, 19364860]

約数ペア:

[(1, 19364860), (2, 9682430), (4, 4841215), (5, 3872972), (10, 1936486), (20, 968243), (107, 180980), (214, 90490), (428, 45245), (535, 36196), (1070, 18098), (2140, 9049)]