208022668

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{140177}}^1$

素因数の和:140241

約数の個数: 24

約数和(自身を含む): 423898272

約数和(自身を除く): 215875604

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 140177, 280354, 560708, 981239, 1962478, 3924956, 7429381, 14858762, 29717524, 52005667, 104011334, 208022668]

約数ペア:

[(1, 208022668), (2, 104011334), (4, 52005667), (7, 29717524), (14, 14858762), (28, 7429381), (53, 3924956), (106, 1962478), (212, 981239), (371, 560708), (742, 280354), (1484, 140177)]