19232820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1811}}^1$

素因数の和:1885

約数の個数: 72

約数和(自身を含む): 59361120

約数和(自身を除く): 40128300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 1811, 2124, 2655, 3540, 3622, 5310, 5433, 7244, 9055, 10620, 10866, 16299, 18110, 21732, 27165, 32598, 36220, 54330, 65196, 81495, 106849, 108660, 162990, 213698, 320547, 325980, 427396, 534245, 641094, 961641, 1068490, 1282188, 1602735, 1923282, 2136980, 3205470, 3846564, 4808205, 6410940, 9616410, 19232820]

約数ペア:

[(1, 19232820), (2, 9616410), (3, 6410940), (4, 4808205), (5, 3846564), (6, 3205470), (9, 2136980), (10, 1923282), (12, 1602735), (15, 1282188), (18, 1068490), (20, 961641), (30, 641094), (36, 534245), (45, 427396), (59, 325980), (60, 320547), (90, 213698), (118, 162990), (177, 108660), (180, 106849), (236, 81495), (295, 65196), (354, 54330), (531, 36220), (590, 32598), (708, 27165), (885, 21732), (1062, 18110), (1180, 16299), (1770, 10866), (1811, 10620), (2124, 9055), (2655, 7244), (3540, 5433), (3622, 5310)]