13020756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{155009}}^1$

素因数の和:155023

約数の個数: 24

約数和(自身を含む): 34722240

約数和(自身を除く): 21701484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 155009, 310018, 465027, 620036, 930054, 1085063, 1860108, 2170126, 3255189, 4340252, 6510378, 13020756]

約数ペア:

[(1, 13020756), (2, 6510378), (3, 4340252), (4, 3255189), (6, 2170126), (7, 1860108), (12, 1085063), (14, 930054), (21, 620036), (28, 465027), (42, 310018), (84, 155009)]