2018953909

素因数分解:

$7^3\times {\mathrm{197}}^1\times {\mathrm{29879}}^1$

素因数の和:30097

約数の個数: 16

約数和(自身を含む): 2366496000

約数和(自身を除く): 347542091

約数列:

[1, 7, 49, 197, 343, 1379, 9653, 29879, 67571, 209153, 1464071, 5886163, 10248497, 41203141, 288421987, 2018953909]

約数ペア:

[(1, 2018953909), (7, 288421987), (49, 41203141), (197, 10248497), (343, 5886163), (1379, 1464071), (9653, 209153), (29879, 67571)]