201219016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{18869}}^1$

素因数の和:18949

約数の個数: 32

約数和(自身を含む): 398534400

約数和(自身を除く): 197315384

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1333, 2666, 5332, 10664, 18869, 37738, 75476, 150952, 584939, 811367, 1169878, 1622734, 2339756, 3245468, 4679512, 6490936, 25152377, 50304754, 100609508, 201219016]

約数ペア:

[(1, 201219016), (2, 100609508), (4, 50304754), (8, 25152377), (31, 6490936), (43, 4679512), (62, 3245468), (86, 2339756), (124, 1622734), (172, 1169878), (248, 811367), (344, 584939), (1333, 150952), (2666, 75476), (5332, 37738), (10664, 18869)]