19743584

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4675

約数の個数: 48

約数和(自身を含む): 46771200

約数和(自身を除く): 27027616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4639, 9278, 18556, 32473, 37112, 64946, 74224, 88141, 129892, 148448, 176282, 259784, 352564, 519568, 616987, 705128, 1039136, 1233974, 1410256, 2467948, 2820512, 4935896, 9871792, 19743584]

約数ペア:

[(1, 19743584), (2, 9871792), (4, 4935896), (7, 2820512), (8, 2467948), (14, 1410256), (16, 1233974), (19, 1039136), (28, 705128), (32, 616987), (38, 519568), (56, 352564), (76, 259784), (112, 176282), (133, 148448), (152, 129892), (224, 88141), (266, 74224), (304, 64946), (532, 37112), (608, 32473), (1064, 18556), (2128, 9278), (4256, 4639)]