19281660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3313}}^1$

素因数の和:3422

約数の個数: 48

約数和(自身を含む): 54561696

約数和(自身を除く): 35280036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3313, 5820, 6626, 9939, 13252, 16565, 19878, 33130, 39756, 49695, 66260, 99390, 198780, 321361, 642722, 964083, 1285444, 1606805, 1928166, 3213610, 3856332, 4820415, 6427220, 9640830, 19281660]

約数ペア:

[(1, 19281660), (2, 9640830), (3, 6427220), (4, 4820415), (5, 3856332), (6, 3213610), (10, 1928166), (12, 1606805), (15, 1285444), (20, 964083), (30, 642722), (60, 321361), (97, 198780), (194, 99390), (291, 66260), (388, 49695), (485, 39756), (582, 33130), (970, 19878), (1164, 16565), (1455, 13252), (1940, 9939), (2910, 6626), (3313, 5820)]