1921000404

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1\times {\mathrm{4051}}^1$

素因数の和:5020

約数の個数: 48

約数和(自身を含む): 4592698880

約数和(自身を除く): 2671698476

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 919, 1838, 2757, 3676, 4051, 5514, 8102, 11028, 12153, 16204, 24306, 39517, 48612, 79034, 118551, 158068, 174193, 237102, 348386, 474204, 522579, 696772, 1045158, 2090316, 3722869, 7445738, 11168607, 14891476, 22337214, 44674428, 160083367, 320166734, 480250101, 640333468, 960500202, 1921000404]

約数ペア:

[(1, 1921000404), (2, 960500202), (3, 640333468), (4, 480250101), (6, 320166734), (12, 160083367), (43, 44674428), (86, 22337214), (129, 14891476), (172, 11168607), (258, 7445738), (516, 3722869), (919, 2090316), (1838, 1045158), (2757, 696772), (3676, 522579), (4051, 474204), (5514, 348386), (8102, 237102), (11028, 174193), (12153, 158068), (16204, 118551), (24306, 79034), (39517, 48612)]