12945232

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 26734400

約数和(自身を除く): 13789168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 439, 776, 878, 1552, 1756, 1843, 3512, 3686, 7024, 7372, 8341, 14744, 16682, 29488, 33364, 42583, 66728, 85166, 133456, 170332, 340664, 681328, 809077, 1618154, 3236308, 6472616, 12945232]

約数ペア:

[(1, 12945232), (2, 6472616), (4, 3236308), (8, 1618154), (16, 809077), (19, 681328), (38, 340664), (76, 170332), (97, 133456), (152, 85166), (194, 66728), (304, 42583), (388, 33364), (439, 29488), (776, 16682), (878, 14744), (1552, 8341), (1756, 7372), (1843, 7024), (3512, 3686)]