19198351802

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{12161}}^1$

素因数の和:12447

約数の個数: 48

約数和(自身を含む): 34065518760

約数和(自身を除く): 14867166958

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 181, 362, 623, 1246, 1267, 2534, 4361, 8722, 8869, 12161, 16109, 17738, 24322, 32218, 85127, 112763, 170254, 225526, 595889, 789341, 1082329, 1191778, 1578682, 2164658, 2201141, 4402282, 7576303, 15152606, 15407987, 30815974, 53034121, 106068242, 107855909, 195901549, 215711818, 391803098, 1371310843, 2742621686, 9599175901, 19198351802]

約数ペア:

[(1, 19198351802), (2, 9599175901), (7, 2742621686), (14, 1371310843), (49, 391803098), (89, 215711818), (98, 195901549), (178, 107855909), (181, 106068242), (362, 53034121), (623, 30815974), (1246, 15407987), (1267, 15152606), (2534, 7576303), (4361, 4402282), (8722, 2201141), (8869, 2164658), (12161, 1578682), (16109, 1191778), (17738, 1082329), (24322, 789341), (32218, 595889), (85127, 225526), (112763, 170254)]