19178992

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1478

約数の個数: 60

約数和(自身を含む): 45800640

約数和(自身を除く): 26621648

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1439, 1666, 1904, 2878, 3332, 5756, 6664, 10073, 11512, 13328, 20146, 23024, 24463, 40292, 48926, 70511, 80584, 97852, 141022, 161168, 171241, 195704, 282044, 342482, 391408, 564088, 684964, 1128176, 1198687, 1369928, 2397374, 2739856, 4794748, 9589496, 19178992]

約数ペア:

[(1, 19178992), (2, 9589496), (4, 4794748), (7, 2739856), (8, 2397374), (14, 1369928), (16, 1198687), (17, 1128176), (28, 684964), (34, 564088), (49, 391408), (56, 342482), (68, 282044), (98, 195704), (112, 171241), (119, 161168), (136, 141022), (196, 97852), (238, 80584), (272, 70511), (392, 48926), (476, 40292), (784, 24463), (833, 23024), (952, 20146), (1439, 13328), (1666, 11512), (1904, 10073), (2878, 6664), (3332, 5756)]