2008992356

素因数分解:

$2^2\times 7^2\times {\mathrm{401}}^1\times {\mathrm{25561}}^1$

素因数の和:25980

約数の個数: 36

約数和(自身を含む): 4100093676

約数和(自身を除く): 2091101320

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 401, 802, 1604, 2807, 5614, 11228, 19649, 25561, 39298, 51122, 78596, 102244, 178927, 357854, 715708, 1252489, 2504978, 5009956, 10249961, 20499922, 40999844, 71749727, 143499454, 286998908, 502248089, 1004496178, 2008992356]

約数ペア:

[(1, 2008992356), (2, 1004496178), (4, 502248089), (7, 286998908), (14, 143499454), (28, 71749727), (49, 40999844), (98, 20499922), (196, 10249961), (401, 5009956), (802, 2504978), (1604, 1252489), (2807, 715708), (5614, 357854), (11228, 178927), (19649, 102244), (25561, 78596), (39298, 51122)]