18139408

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1400

約数の個数: 60

約数和(自身を含む): 43319772

約数和(自身を除く): 25180364

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, 1361, 1666, 1904, 2722, 3332, 5444, 6664, 9527, 10888, 13328, 19054, 21776, 23137, 38108, 46274, 66689, 76216, 92548, 133378, 152432, 161959, 185096, 266756, 323918, 370192, 533512, 647836, 1067024, 1133713, 1295672, 2267426, 2591344, 4534852, 9069704, 18139408]

約数ペア:

[(1, 18139408), (2, 9069704), (4, 4534852), (7, 2591344), (8, 2267426), (14, 1295672), (16, 1133713), (17, 1067024), (28, 647836), (34, 533512), (49, 370192), (56, 323918), (68, 266756), (98, 185096), (112, 161959), (119, 152432), (136, 133378), (196, 92548), (238, 76216), (272, 66689), (392, 46274), (476, 38108), (784, 23137), (833, 21776), (952, 19054), (1361, 13328), (1666, 10888), (1904, 9527), (2722, 6664), (3332, 5444)]