12388988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 24837120

約数和(自身を除く): 12448132

約数列:

[1, 2, 4, 17, 19, 34, 38, 43, 68, 76, 86, 172, 223, 323, 446, 646, 731, 817, 892, 1292, 1462, 1634, 2924, 3268, 3791, 4237, 7582, 8474, 9589, 13889, 15164, 16948, 19178, 27778, 38356, 55556, 72029, 144058, 163013, 182191, 288116, 326026, 364382, 652052, 728764, 3097247, 6194494, 12388988]

約数ペア:

[(1, 12388988), (2, 6194494), (4, 3097247), (17, 728764), (19, 652052), (34, 364382), (38, 326026), (43, 288116), (68, 182191), (76, 163013), (86, 144058), (172, 72029), (223, 55556), (323, 38356), (446, 27778), (646, 19178), (731, 16948), (817, 15164), (892, 13889), (1292, 9589), (1462, 8474), (1634, 7582), (2924, 4237), (3268, 3791)]