209913804

素因数分解:

$2^2\times 3^2\times {\mathrm{311}}^1\times {\mathrm{18749}}^1$

素因数の和:19070

約数の個数: 36

約数和(自身を含む): 532350000

約数和(自身を除く): 322436196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 311, 622, 933, 1244, 1866, 2799, 3732, 5598, 11196, 18749, 37498, 56247, 74996, 112494, 168741, 224988, 337482, 674964, 5830939, 11661878, 17492817, 23323756, 34985634, 52478451, 69971268, 104956902, 209913804]

約数ペア:

[(1, 209913804), (2, 104956902), (3, 69971268), (4, 52478451), (6, 34985634), (9, 23323756), (12, 17492817), (18, 11661878), (36, 5830939), (311, 674964), (622, 337482), (933, 224988), (1244, 168741), (1866, 112494), (2799, 74996), (3732, 56247), (5598, 37498), (11196, 18749)]