20523964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2671}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 38380608

約数和(自身を除く): 17856644

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 2671, 3842, 5342, 7684, 10684, 45407, 90814, 181628, 301823, 603646, 1207292, 5130991, 10261982, 20523964]

約数ペア:

[(1, 20523964), (2, 10261982), (4, 5130991), (17, 1207292), (34, 603646), (68, 301823), (113, 181628), (226, 90814), (452, 45407), (1921, 10684), (2671, 7684), (3842, 5342)]