20888856

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1301}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 35982504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1301, 1338, 1784, 2007, 2602, 2676, 3903, 4014, 5204, 5352, 7806, 8028, 10408, 11709, 15612, 16056, 23418, 31224, 46836, 93672, 290123, 580246, 870369, 1160492, 1740738, 2320984, 2611107, 3481476, 5222214, 6962952, 10444428, 20888856]

約数ペア:

[(1, 20888856), (2, 10444428), (3, 6962952), (4, 5222214), (6, 3481476), (8, 2611107), (9, 2320984), (12, 1740738), (18, 1160492), (24, 870369), (36, 580246), (72, 290123), (223, 93672), (446, 46836), (669, 31224), (892, 23418), (1301, 16056), (1338, 15612), (1784, 11709), (2007, 10408), (2602, 8028), (2676, 7806), (3903, 5352), (4014, 5204)]