19908528

素因数分解:

$2^4\times 3^1\times {\mathrm{241}}^1\times {\mathrm{1721}}^1$

素因数の和:1973

約数の個数: 40

約数和(自身を含む): 51673776

約数和(自身を除く): 31765248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 241, 482, 723, 964, 1446, 1721, 1928, 2892, 3442, 3856, 5163, 5784, 6884, 10326, 11568, 13768, 20652, 27536, 41304, 82608, 414761, 829522, 1244283, 1659044, 2488566, 3318088, 4977132, 6636176, 9954264, 19908528]

約数ペア:

[(1, 19908528), (2, 9954264), (3, 6636176), (4, 4977132), (6, 3318088), (8, 2488566), (12, 1659044), (16, 1244283), (24, 829522), (48, 414761), (241, 82608), (482, 41304), (723, 27536), (964, 20652), (1446, 13768), (1721, 11568), (1928, 10326), (2892, 6884), (3442, 5784), (3856, 5163)]