20004176

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{1301}}^1$

素因数の和:1371

約数の個数: 30

約数和(自身を含む): 40079466

約数和(自身を除く): 20075290

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1301, 1922, 2602, 3844, 5204, 7688, 10408, 15376, 20816, 40331, 80662, 161324, 322648, 645296, 1250261, 2500522, 5001044, 10002088, 20004176]

約数ペア:

[(1, 20004176), (2, 10002088), (4, 5001044), (8, 2500522), (16, 1250261), (31, 645296), (62, 322648), (124, 161324), (248, 80662), (496, 40331), (961, 20816), (1301, 15376), (1922, 10408), (2602, 7688), (3844, 5204)]