19885324

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:382

約数の個数: 36

約数和(自身を含む): 37636704

約数和(自身を除く): 17751380

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 293, 361, 586, 722, 893, 1172, 1444, 1786, 3572, 5567, 11134, 13771, 16967, 22268, 27542, 33934, 55084, 67868, 105773, 211546, 261649, 423092, 523298, 1046596, 4971331, 9942662, 19885324]

約数ペア:

[(1, 19885324), (2, 9942662), (4, 4971331), (19, 1046596), (38, 523298), (47, 423092), (76, 261649), (94, 211546), (188, 105773), (293, 67868), (361, 55084), (586, 33934), (722, 27542), (893, 22268), (1172, 16967), (1444, 13771), (1786, 11134), (3572, 5567)]