1998338436

素因数分解:

$2^2\times 3^2\times {\mathrm{55509401}}^1$

素因数の和:55509411

約数の個数: 18

約数和(自身を含む): 5051355582

約数和(自身を除く): 3053017146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 55509401, 111018802, 166528203, 222037604, 333056406, 499584609, 666112812, 999169218, 1998338436]

約数ペア:

[(1, 1998338436), (2, 999169218), (3, 666112812), (4, 499584609), (6, 333056406), (9, 222037604), (12, 166528203), (18, 111018802), (36, 55509401)]