19976488

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1531}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 43018560

約数和(自身を除く): 23042072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1531, 1631, 1864, 3062, 3262, 6124, 6524, 10717, 12248, 13048, 21434, 42868, 85736, 356723, 713446, 1426892, 2497061, 2853784, 4994122, 9988244, 19976488]

約数ペア:

[(1, 19976488), (2, 9988244), (4, 4994122), (7, 2853784), (8, 2497061), (14, 1426892), (28, 713446), (56, 356723), (233, 85736), (466, 42868), (932, 21434), (1531, 13048), (1631, 12248), (1864, 10717), (3062, 6524), (3262, 6124)]