20164501749

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4550779}}^1$

素因数の和:4551000

約数の個数: 16

約数和(自身を含む): 30872491520

約数和(自身を除く): 10707989771

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 4550779, 13652337, 31855453, 95566359, 960214369, 2880643107, 6721500583, 20164501749]

約数ペア:

[(1, 20164501749), (3, 6721500583), (7, 2880643107), (21, 960214369), (211, 95566359), (633, 31855453), (1477, 13652337), (4431, 4550779)]