188988688

素因数分解:

$2^4\times 7^2\times {\mathrm{193}}^1\times {\mathrm{1249}}^1$

素因数の和:1464

約数の個数: 60

約数和(自身を含む): 428497500

約数和(自身を除く): 239508812

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 193, 196, 386, 392, 772, 784, 1249, 1351, 1544, 2498, 2702, 3088, 4996, 5404, 8743, 9457, 9992, 10808, 17486, 18914, 19984, 21616, 34972, 37828, 61201, 69944, 75656, 122402, 139888, 151312, 241057, 244804, 482114, 489608, 964228, 979216, 1687399, 1928456, 3374798, 3856912, 6749596, 11811793, 13499192, 23623586, 26998384, 47247172, 94494344, 188988688]

約数ペア:

[(1, 188988688), (2, 94494344), (4, 47247172), (7, 26998384), (8, 23623586), (14, 13499192), (16, 11811793), (28, 6749596), (49, 3856912), (56, 3374798), (98, 1928456), (112, 1687399), (193, 979216), (196, 964228), (386, 489608), (392, 482114), (772, 244804), (784, 241057), (1249, 151312), (1351, 139888), (1544, 122402), (2498, 75656), (2702, 69944), (3088, 61201), (4996, 37828), (5404, 34972), (8743, 21616), (9457, 19984), (9992, 18914), (10808, 17486)]