19750472

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 43850880

約数和(自身を除く): 24100408

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 367, 434, 734, 868, 961, 1468, 1736, 1922, 2569, 2936, 3844, 5138, 6727, 7688, 10276, 11377, 13454, 20552, 22754, 26908, 45508, 53816, 79639, 91016, 159278, 318556, 352687, 637112, 705374, 1410748, 2468809, 2821496, 4937618, 9875236, 19750472]

約数ペア:

[(1, 19750472), (2, 9875236), (4, 4937618), (7, 2821496), (8, 2468809), (14, 1410748), (28, 705374), (31, 637112), (56, 352687), (62, 318556), (124, 159278), (217, 91016), (248, 79639), (367, 53816), (434, 45508), (734, 26908), (868, 22754), (961, 20552), (1468, 13454), (1736, 11377), (1922, 10276), (2569, 7688), (2936, 6727), (3844, 5138)]