20304578

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76333}}^1$

素因数の和:76361

約数の個数: 16

約数和(自身を含む): 36640320

約数和(自身を除く): 16335742

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 76333, 152666, 534331, 1068662, 1450327, 2900654, 10152289, 20304578]

約数ペア:

[(1, 20304578), (2, 10152289), (7, 2900654), (14, 1450327), (19, 1068662), (38, 534331), (133, 152666), (266, 76333)]