20180719986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{560669}}^1$

素因数の和:561538

約数の個数: 32

約数和(自身を含む): 46181266560

約数和(自身を除く): 26000546574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 857, 1714, 2571, 5142, 5999, 11998, 17997, 35994, 560669, 1121338, 1682007, 3364014, 3924683, 7849366, 11774049, 23548098, 480493333, 960986666, 1441479999, 2882959998, 3363453331, 6726906662, 10090359993, 20180719986]

約数ペア:

[(1, 20180719986), (2, 10090359993), (3, 6726906662), (6, 3363453331), (7, 2882959998), (14, 1441479999), (21, 960986666), (42, 480493333), (857, 23548098), (1714, 11774049), (2571, 7849366), (5142, 3924683), (5999, 3364014), (11998, 1682007), (17997, 1121338), (35994, 560669)]