20055252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{929}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 53746560

約数和(自身を除く): 33691308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 929, 1028, 1542, 1799, 1858, 2787, 3084, 3598, 3716, 5397, 5574, 6503, 7196, 10794, 11148, 13006, 19509, 21588, 26012, 39018, 78036, 238753, 477506, 716259, 955012, 1432518, 1671271, 2865036, 3342542, 5013813, 6685084, 10027626, 20055252]

約数ペア:

[(1, 20055252), (2, 10027626), (3, 6685084), (4, 5013813), (6, 3342542), (7, 2865036), (12, 1671271), (14, 1432518), (21, 955012), (28, 716259), (42, 477506), (84, 238753), (257, 78036), (514, 39018), (771, 26012), (929, 21588), (1028, 19509), (1542, 13006), (1799, 11148), (1858, 10794), (2787, 7196), (3084, 6503), (3598, 5574), (3716, 5397)]