12740452

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 22859424

約数和(自身を除く): 10118972

約数列:

[1, 2, 4, 67, 134, 137, 268, 274, 347, 548, 694, 1388, 9179, 18358, 23249, 36716, 46498, 47539, 92996, 95078, 190156, 3185113, 6370226, 12740452]

約数ペア:

[(1, 12740452), (2, 6370226), (4, 3185113), (67, 190156), (134, 95078), (137, 92996), (268, 47539), (274, 46498), (347, 36716), (548, 23249), (694, 18358), (1388, 9179)]