20334978

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1671

約数の個数: 48

約数和(自身を含む): 47661120

約数和(自身を除く): 27326142

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 1607, 2109, 3214, 4218, 4821, 6327, 9642, 12654, 14463, 28926, 30533, 59459, 61066, 91599, 118918, 178377, 183198, 274797, 356754, 535131, 549594, 1070262, 1129721, 2259442, 3389163, 6778326, 10167489, 20334978]

約数ペア:

[(1, 20334978), (2, 10167489), (3, 6778326), (6, 3389163), (9, 2259442), (18, 1129721), (19, 1070262), (37, 549594), (38, 535131), (57, 356754), (74, 274797), (111, 183198), (114, 178377), (171, 118918), (222, 91599), (333, 61066), (342, 59459), (666, 30533), (703, 28926), (1406, 14463), (1607, 12654), (2109, 9642), (3214, 6327), (4218, 4821)]