18937450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:967

約数の個数: 48

約数和(自身を含む): 40961664

約数和(自身を除く): 22024214

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 854, 887, 1525, 1774, 2135, 3050, 4270, 4435, 6209, 8870, 10675, 12418, 21350, 22175, 31045, 44350, 54107, 62090, 108214, 155225, 270535, 310450, 378749, 541070, 757498, 1352675, 1893745, 2705350, 3787490, 9468725, 18937450]

約数ペア:

[(1, 18937450), (2, 9468725), (5, 3787490), (7, 2705350), (10, 1893745), (14, 1352675), (25, 757498), (35, 541070), (50, 378749), (61, 310450), (70, 270535), (122, 155225), (175, 108214), (305, 62090), (350, 54107), (427, 44350), (610, 31045), (854, 22175), (887, 21350), (1525, 12418), (1774, 10675), (2135, 8870), (3050, 6209), (4270, 4435)]