18828468

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{27527}}^1$

素因数の和:27556

約数の個数: 36

約数和(自身を含む): 50100960

約数和(自身を除く): 31272492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 27527, 55054, 82581, 110108, 165162, 247743, 330324, 495486, 523013, 990972, 1046026, 1569039, 2092052, 3138078, 4707117, 6276156, 9414234, 18828468]

約数ペア:

[(1, 18828468), (2, 9414234), (3, 6276156), (4, 4707117), (6, 3138078), (9, 2092052), (12, 1569039), (18, 1046026), (19, 990972), (36, 523013), (38, 495486), (57, 330324), (76, 247743), (114, 165162), (171, 110108), (228, 82581), (342, 55054), (684, 27527)]